DIFF Subgroup
G09F 1/02 Single substantially flat cards
Introduced: September 1968
Title
Titles differ between systems:
IPC: Single substantially-flat cards
CPC: Single substantially flat cards
Full Title
Full titles differ between systems:
IPC:
Cardboard or like show-cards of foldable or flexible material > Single substantially-flat cards
CPC:
Cardboard or like show-cards of foldable or flexible material > Single substantially flat cards
No child classifications to compare. This is a leaf node in both IPC and CPC.