DIFF Subgroup
G04B 33/12 for extremely long running times
Introduced: September 1968
Title
Titles differ between systems:
IPC: for extremely-long running times
CPC: for extremely long running times
Full Title
Full titles differ between systems:
IPC:
Calibers > for extremely-long running times
CPC:
Calibers > for extremely long running times
No child classifications to compare. This is a leaf node in both IPC and CPC.