DIFF Subgroup
G03B 27/42 for automatic sequential copying of the same original (G03B27/34, G03B27/53 take precedence)
Introduced: September 1968
Title
Titles differ between systems:
IPC: for automatic sequential copying of the same original
CPC: for automatic sequential copying of the same original (G03B27/34, G03B27/53 take precedence)
Full Title
Full titles differ between systems:
IPC:
Photographic printing apparatus > Projection printing apparatus, e.g. enlarger, copying camera > for automatic sequential copying of the same original
CPC:
Photographic printing apparatus > Projection printing apparatus, e.g. enlarger, copying camera > for automatic sequential copying of the same original (G03B27/34, G03B27/53 take precedence)
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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