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DIFF Subgroup
B25B 23/15

having a mechanism to mark the work when the selected torque is applied to the work

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Details of, or accessories for, spanners, wrenches, screwdrivers > Arrangement of torque limiters or torque indicators in wrenches or screwdrivers > having a mechanism to mark the work when the selected torque is applied to the work

CPC:

Details of, or accessories for, spanners, wrenches, screwdrivers (bolt tensioners B25B29/02) > Arrangement of torque limiters or torque indicators in wrenches or screwdrivers (couplings for transmitting rotation or clutches F16D; devices for measuring torque per se G01L) > having a mechanism to mark the work when the selected torque is applied to the work

No child classifications to compare. This is a leaf node in both IPC and CPC.