DIFF Subgroup
G06K 7/04 by mechanical means, e.g. by pins operating electric contacts
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Methods or arrangements for sensing record carriers > by mechanical means, e.g. by pins operating electric contacts
CPC:
Methods or arrangements for sensing record carriers, (methods or arrangements for marking the record carrier in digital fashion G06K1/00; pattern recognition G06F18/00; arrangements for image or video recognition or understanding G06V10/00; character recognition, recognising digital ink or document-oriented image-based pattern recognition G06V30/00) > by mechanical means, e.g. by pins operating electric contacts
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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