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| Class 315 | ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS |
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![[List of Pre Grant Publications for class 315 subclass 1]](../as.gif) | ![[List of Patents for class 315 subclass 1]](../ps.gif) | 1 | CATHODE RAY TUBE CIRCUITS |
| | 3 |  Combined cathode ray tube and circuit element structure |
| | 3.5 |  Traveling wave tube with delay-type transmission line |
| | 4 | Inductor or distributed parameter-type inductive structure |
| | 5 |  Ray passes in or through a hollow distributed parameter device |
| | 5.11 |  With a secondary emission stage |
| | 5.13 | With a magnetron |
| | 5.14 | Plural rays pass through or in the hollow device |
| | 5.18 | Ray returns to the hollow device; e.g., reflex type |
| | 5.24 | Deflecting or reflecting the ray |
| | 5.25 |  Ray sweeps over an aperture or slot in the hollow device |
| | 5.26 | Device deflects the ray |
| | 5.28 | Plural hollow devices |
| | 5.29 | Ray has appreciable transverse electrical dimension and/or significant shape |
| | 5.33 | Device also a ray anode or cathode |
| | 5.34 | Focusing and/or concentrating the ray |
| | 5.36 | Device removable from its grids |
| | 5.37 | Device has particular grid structure |
| | 5.38 | With particular collector or anode structure |
| | 5.39 | Plural hollow devices |
| | 5.41 | Accelerating or decelerating the ray between the hollow devices |
| | 5.42 | Devices excited to accelerate the ray across their gaps; e.g., synchrotrons |
| | 5.43 | Devices of different resonance frequency |
| | 5.44 | Feedback connection between the hollow devices |
| | 5.46 | Device tunable |
| | 5.49 | Three hollow devices |
| | 5.51 | Plural gaps in the hollow device |
| | 5.52 | Device has a re-entrant portion surrounding the ray |
| | 5.53 | Device tunable |
| | 7 | Connected to the deflecting electrodes |
| | 8 | Compensating for stray deflecting fields |
| | 8.51 | Pulse storing |
| | 9 | Plural cathode-ray tubes in the circuit |
| | 10 | With radiant energy sensitive control means |
| | 12.1 | With secondary emission stage in the cathode-ray tube |
| | 13.1 | Plural ray-type tube |
| | 14 | Plural concentrating, accelerating, and/or de-accelerating stages |
| | 15 | Three or more stages |
| | 17 | With ray-deflecting stage interposed between plural concentrating or accelerating and/or de-accelerating stage or co-extensive with one such stage |
| | 364 | Cathode-ray deflections circuits |
| | 365 | Symbol generator |
| | 366 | For flat cathode-ray tube |
| | 368.11 | Including color convergence control |
| | 368.12 | Including specified signal storage (e.g., memory, register, etc.) |
| | 368.15 | Including electrostatic element (e.g., electrode, lens, etc.) |
| | 368.17 | Including signal delay circuitry |
| | 368.18 | Including specified waveform generating circuitry |
| | 368.24 | Static convergence feature |
| | 368.25 | Including core or winding structure |
| | 368.27 | Including particular magnetic field distribution |
| | 368.28 | Including plural cores or coils |
| | 367 | Including a digital-to-analog device |
| | 369 | Target controls deflection circuit |
| | 370 | With ray deflection distortion correction or reduction |
| | 372 | For cathode-ray tube having plural targets |
| | 375 | For plural phosphor target tube |
| | 377 | With marker |
| | 378 | Circular, spiral, or radial sweeps |
| | 379 | With additional control of cathode ray |
| | 380 | Control only at turn-on or turnoff of circuit |
| | 382 | With focusing of ray |
| | 383 | Intensity control of ray |
| | 387 | Including feedback circuit |
| | 391 | Plural deflection circuits |
| | 392 | Plural waveform display circuits |
| | 393 | Interconnected sweep circuits |
| | 394 | Plural deflections in one plane |
| | 395 | Plural potentials or currents applied to deflection member |
| | 399 | Deflection coil circuit |
