USPC-to-IPC Reverse Concordance for IPC Subclass - F28C Heat-Exchange Apparatus, Not Provided For In Another Subclass, In Which The Heat-Exchange Media Come Into Direct Contact Without Chemical Interaction
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You are viewing a USPC-to-IPC Reverse Concordance Subclass.
USPC-to-IPC Reverse Concordance for
IPC Subclass - F28C
Heat-Exchange Apparatus, Not Provided For In Another Subclass, In Which The Heat-Exchange Media Come Into Direct Contact Without Chemical Interaction

Printable Version[PDF]
IPC GroupU.S. ClassU.S. Subclass
1  /  00 62 121
    62 315
    261 75
    261 151
1  /  14 261 159
    261 161
3  /  00 122 26
3  /  06 208 48Q
    261 158     -     161
3  /  10 432 215     -     219


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