DIFF Subgroup
E05B 19/24 Key distinguishing marks
Introduced: September 1968
Title
Titles differ between systems:
IPC: Key-distinguishing marks
CPC: Key distinguishing marks
Full Title
Full titles differ between systems:
IPC:
Keys; Accessories therefor > Key-distinguishing marks
CPC:
Keys; Accessories therefor ( making keys, see the relevant places, e.g. B21D53/42; milling grooves in keys B23C3/35) > Key distinguishing marks
No child classifications to compare. This is a leaf node in both IPC and CPC.