G03B 27/545 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

G03B 27/545

Full Title

Photographic printing apparatus > Projection printing apparatus, e.g. enlarger, copying camera > Details > Lamp housings; Illuminating means

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.