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Class   333WAVE TRANSMISSION LINES AND NETWORKS
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[List of Pre Grant Publications for class 333 subclass 1][List of Patents for class 333 subclass 1]1 PLURAL CHANNEL SYSTEMS
 [List of Pre Grant Publications for class 333 subclass 1.1][List of Patents for class 333 subclass 1.1]1.1 Subclass 1.1 indent level is 1 Nonreciprocal gyromagnetic type (e.g., circulators)
[List of Pre Grant Publications for class 333 subclass 2][List of Patents for class 333 subclass 2]2 Subclass 2 indent level is 1 With automatic control
 [List of Pre Grant Publications for class 333 subclass 3][List of Patents for class 333 subclass 3]3 Subclass 3 indent level is 2 Line substitution
[List of Pre Grant Publications for class 333 subclass 4][List of Patents for class 333 subclass 4]4 Subclass 4 indent level is 1 With balanced circuits
 [List of Pre Grant Publications for class 333 subclass 5][List of Patents for class 333 subclass 5]5 Subclass 5 indent level is 2 Plural balanced circuits
[List of Pre Grant Publications for class 333 subclass 100][List of Patents for class 333 subclass 100]100 Subclass 100 indent level is 1 Having branched circuits
[List of Pre Grant Publications for class 333 subclass 101][List of Patents for class 333 subclass 101]101 Subclass 101 indent level is 2 Including switching means
[List of Pre Grant Publications for class 333 subclass 109][List of Patents for class 333 subclass 109]109 Subclass 109 indent level is 2 Using directional coupler
[List of Pre Grant Publications for class 333 subclass 117][List of Patents for class 333 subclass 117]117 Subclass 117 indent level is 2 Including hybrid-type network
[List of Pre Grant Publications for class 333 subclass 124][List of Patents for class 333 subclass 124]124 Subclass 124 indent level is 2 With impedance matching
[List of Pre Grant Publications for class 333 subclass 132][List of Patents for class 333 subclass 132]132 Subclass 132 indent level is 2 For providing frequency separation
[List of Pre Grant Publications for class 333 subclass 136][List of Patents for class 333 subclass 136]136 Subclass 136 indent level is 2 Including long line element
 [List of Pre Grant Publications for class 333 subclass 12][List of Patents for class 333 subclass 12]12 TRANSMISSION LINE INDUCTIVE OR RADIATION INTERFERENCE REDUCTION SYSTEMS
 [List of Pre Grant Publications for class 333 subclass 13][List of Patents for class 333 subclass 13]13 RESONATOR-TYPE BREAKDOWN DISCHARGE SYSTEMS (E.G., T-R OR R-T SYSTEMS)
 [List of Pre Grant Publications for class 333 subclass 14][List of Patents for class 333 subclass 14]14 AMPLITUDE COMPRESSION AND EXPANSION SYSTEMS (I.E., COMPANDERS)
 [List of Pre Grant Publications for class 333 subclass 15][List of Patents for class 333 subclass 15]15 PILOT LINE-CONTROLLED SYSTEMS
 [List of Pre Grant Publications for class 333 subclass 16][List of Patents for class 333 subclass 16]16 PILOT CURRENT-CONTROLLED SYSTEMS
[List of Pre Grant Publications for class 333 subclass 17.1][List of Patents for class 333 subclass 17.1]17.1 AUTOMATICALLY CONTROLLED SYSTEMS
 [List of Pre Grant Publications for class 333 subclass 17.2][List of Patents for class 333 subclass 17.2]17.2 Subclass 17.2 indent level is 1 Limiting of amplitude
 [List of Pre Grant Publications for class 333 subclass 17.3][List of Patents for class 333 subclass 17.3]17.3 Subclass 17.3 indent level is 1 Impedance matching
 [List of Pre Grant Publications for class 333 subclass 18][List of Patents for class 333 subclass 18]18 Subclass 18 indent level is 1 With control of equalizer and/or delay network
 [List of Pre Grant Publications for class 333 subclass 19][List of Patents for class 333 subclass 19]19 DIFFERENTIATING OR INTEGRATING SYSTEMS
 [List of Pre Grant Publications for class 333 subclass 20][List of Patents for class 333 subclass 20]20 WAVE-SHAPING
[List of Pre Grant Publications for class 333 subclass 21R][List of Patents for class 333 subclass 21R]  21R WAVE MODE CONVERTERS
 [List of Pre Grant Publications for class 333 subclass 21A][List of Patents for class 333 subclass 21A]21A Subclass 21A indent level is 1 Polarization converters
[List of Pre Grant Publications for class 333 subclass 22R][List of Patents for class 333 subclass 22R]  22R DISSIPATING TERMINATIONS FOR LONG LINES
 [List of Pre Grant Publications for class 333 subclass 22F][List of Patents for class 333 subclass 22F]22F Subclass 22F indent level is 1 Fluid-cooling
 [List of Pre Grant Publications for class 333 subclass 23][List of Patents for class 333 subclass 23]23 ARTIFICIAL LINES
[List of Pre Grant Publications for class 333 subclass 24R][List of Patents for class 333 subclass 24R]  24R COUPLING NETWORKS
[List of Pre Grant Publications for class 333 subclass 24.1][List of Patents for class 333 subclass 24.1]24.1 Subclass 24.1 indent level is 1 Nonreciprocal gyromagnetic type (e.g., directional phase shifters)
 [List of Pre Grant Publications for class 333 subclass 24.2][List of Patents for class 333 subclass 24.2]24.2 Subclass 24.2 indent level is 2 Nonreciprocal attenuators or isolators
 [List of Pre Grant Publications for class 333 subclass 24.3][List of Patents for class 333 subclass 24.3]24.3 Subclass 24.3 indent level is 2 Nonreciprocal polarization rotators
[List of Pre Grant Publications for class 333 subclass 25][List of Patents for class 333 subclass 25]25 Subclass 25 indent level is 1 Balanced to unbalanced circuits
 [List of Pre Grant Publications for class 333 subclass 26][List of Patents for class 333 subclass 26]26 Subclass 26 indent level is 2 Having long line elements
 [List of Pre Grant Publications for class 333 subclass 27][List of Patents for class 333 subclass 27]27 Subclass 27 indent level is 1 Interlinking long line
[List of Pre Grant Publications for class 333 subclass 28R][List of Patents for class 333 subclass 28R]  28R Subclass 28R indent level is 1 Equalizers
 [List of Pre Grant Publications for class 333 subclass 28T][List of Patents for class 333 subclass 28T]28T Subclass 28T indent level is 2 Audio tone control
[List of Pre Grant Publications for class 333 subclass 138][List of Patents for class 333 subclass 138]138 Subclass 138 indent level is 1 Delay lines including a lumped parameter
 [List of Pre Grant Publications for class 333 subclass 139][List of Patents for class 333 subclass 139]139 Subclass 139 indent level is 2 Variable parameter
 [List of Pre Grant Publications for class 333 subclass 140][List of Patents for class 333 subclass 140]140 Subclass 140 indent level is 2 Physical structure
[List of Pre Grant Publications for class 333 subclass 141][List of Patents for class 333 subclass 141]141 Subclass 141 indent level is 1 Delay lines including elastic bulk wave propagation means
[List of Pre Grant Publications for class 333 subclass 142][List of Patents for class 333 subclass 142]142 Subclass 142 indent level is 2 Multipath propagation
 [List of Pre Grant Publications for class 333 subclass 144][List of Patents for class 333 subclass 144]144 Subclass 144 indent level is 2 Variable delay
 [List of Pre Grant Publications for class 333 subclass 145][List of Patents for class 333 subclass 145]145 Subclass 145 indent level is 2 Nonuniform propagation path
 [List of Pre Grant Publications for class 333 subclass 146][List of Patents for class 333 subclass 146]146 Subclass 146 indent level is 2 Helical propagation path
 [List of Pre Grant Publications for class 333 subclass 147][List of Patents for class 333 subclass 147]147 Subclass 147 indent level is 2 Propagation path has significant chemical or physical properties
 [List of Pre Grant Publications for class 333 subclass 148][List of Patents for class 333 subclass 148]148 Subclass 148 indent level is 2 Including magnetostrictive transducers
 [List of Pre Grant Publications for class 333 subclass 149][List of Patents for class 333 subclass 149]149 Subclass 149 indent level is 2 Significant transducer structure
[List of Pre Grant Publications for class 333 subclass 150][List of Patents for class 333 subclass 150]150 Subclass 150 indent level is 1 Delay lines including elastic surface wave propagation means
 [List of Pre Grant Publications for class 333 subclass 151][List of Patents for class 333 subclass 151]151 Subclass 151 indent level is 2 Spurious signal or mode cancellation means
 [List of Pre Grant Publications for class 333 subclass 152][List of Patents for class 333 subclass 152]152 Subclass 152 indent level is 2 Variable delay
 [List of Pre Grant Publications for class 333 subclass 153][List of Patents for class 333 subclass 153]153 Subclass 153 indent level is 2 Including discontinuities within propagation means
 [List of Pre Grant Publications for class 333 subclass 154][List of Patents for class 333 subclass 154]154 Subclass 154 indent level is 2 Significant transmitting or receiving transducer structure
 [List of Pre Grant Publications for class 333 subclass 155][List of Patents for class 333 subclass 155]155 Subclass 155 indent level is 2 Temperature stabilization or compensation
[List of Pre Grant Publications for class 333 subclass 156][List of Patents for class 333 subclass 156]156 Subclass 156 indent level is 1 Delay lines including long line elements
[List of Pre Grant Publications for class 333 subclass 157][List of Patents for class 333 subclass 157]157 Subclass 157 indent level is 2 Waveguide
 [List of Pre Grant Publications for class 333 subclass 160][List of Patents for class 333 subclass 160]160 Subclass 160 indent level is 2 Coaxial line
 [List of Pre Grant Publications for class 333 subclass 161][List of Patents for class 333 subclass 161]161 Subclass 161 indent level is 2 Planar line structure (e.g., stripline)
[List of Pre Grant Publications for class 333 subclass 162][List of Patents for class 333 subclass 162]162 Subclass 162 indent level is 2 Helical line structures and lines developed from a helical structure
 [List of Pre Grant Publications for class 333 subclass 164][List of Patents for class 333 subclass 164]164 Subclass 164 indent level is 2 Control of delay with semiconductive means
[List of Pre Grant Publications for class 333 subclass 32][List of Patents for class 333 subclass 32]32 Subclass 32 indent level is 1 With impedance matching
[List of Pre Grant Publications for class 333 subclass 33][List of Patents for class 333 subclass 33]33 Subclass 33 indent level is 2 Having long line elements
 [List of Pre Grant Publications for class 333 subclass 165][List of Patents for class 333 subclass 165]165 Subclass 165 indent level is 1 Frequency or time domain filters and delay lines utilizing charge transfer devices
 [List of Pre Grant Publications for class 333 subclass 166][List of Patents for class 333 subclass 166]166 Subclass 166 indent level is 1 Time domain filters
[List of Pre Grant Publications for class 333 subclass 167][List of Patents for class 333 subclass 167]167 Subclass 167 indent level is 1 Frequency domain filters utilizing only lumped parameters
 [List of Pre Grant Publications for class 333 subclass 168][List of Patents for class 333 subclass 168]168 Subclass 168 indent level is 2 Including recurrent sections
 [List of Pre Grant Publications for class 333 subclass 169][List of Patents for class 333 subclass 169]169 Subclass 169 indent level is 2 Wheatstone or lattice type
[List of Pre Grant Publications for class 333 subclass 170][List of Patents for class 333 subclass 170]170 Subclass 170 indent level is 2 Bridge type
 [List of Pre Grant Publications for class 333 subclass 172][List of Patents for class 333 subclass 172]172 Subclass 172 indent level is 2 RC or RL type
 [List of Pre Grant Publications for class 333 subclass 173][List of Patents for class 333 subclass 173]173 Subclass 173 indent level is 2 Synchronous filters
 [List of Pre Grant Publications for class 333 subclass 174][List of Patents for class 333 subclass 174]174 Subclass 174 indent level is 2 With variable response
[List of Pre Grant Publications for class 333 subclass 175][List of Patents for class 333 subclass 175]175 Subclass 175 indent level is 2 Resonant, discrete frequency selective type
[List of Pre Grant Publications for class 333 subclass 177][List of Patents for class 333 subclass 177]177 Subclass 177 indent level is 2 Transformer coupled
[List of Pre Grant Publications for class 333 subclass 181][List of Patents for class 333 subclass 181]181 Subclass 181 indent level is 2 Smoothing type (e.g., direct current power supply filters or decoupling filters)
 [List of Pre Grant Publications for class 333 subclass 185][List of Patents for class 333 subclass 185]