DIFF Subgroup
B25B 23/08 for holding or positioning screw or nut prior to or during its rotation
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Details of, or accessories for, spanners, wrenches, screwdrivers > Arrangements for handling screws or nuts > for holding or positioning screw or nut prior to or during its rotation
CPC:
Details of, or accessories for, spanners, wrenches, screwdrivers (bolt tensioners B25B29/02) > Arrangements for handling screws or nuts > for holding or positioning screw or nut prior to or during its rotation
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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