CPC Subgroup
H04Q 1/02 Constructional details
Full Title
Details of selecting apparatus or arrangements > Constructional details
17 direct subcodes
Child Classifications
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- H04Q 1/04 Frames or mounting racks for selector switches; Accessories therefor, e.g. frame cover
- H04Q 1/06 Cable ducts or mountings specially adapted for exchange installations
- H04Q 1/08 Frames or mounting racks for relays; Accessories therefor
- H04Q 1/10 Exchange station construction
- H04Q 1/12 Arrangements of multiple bars with or without pivotable frames
- H04Q 1/14 Distribution frames
- H04Q 1/16 Wiring arrangements for selector switches or relays in frames