DIFF Subgroup
F41G 1/54 Devices for testing or checking
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Sighting devices > Devices for testing or checking
CPC:
Sighting devices (for indirect laying of fire F41G3/16; bombsights F41G3/24 ) > Devices for testing or checking
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
Navigate with arrow keys, Enter to open