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Industry
CPC
B42F19/00
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Parent Industries
B
PERFORMING OPERATIONS TRANSPORTING
B42
Bookbinding
B42F
SHEETS TEMPORARILY ATTACHED TOGETHER FILING APPLIANCES FILE CARDS INDEXING
Current Industry
B42F19/00
File cards
Sub Industries
B42F19/02
folded
B42F19/04
with receptacles or other holding devices
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