B29D 17/005 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

B29D 17/005

Full Title

Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records (recording sound or other information using formed grooves or the equivalent G11B); Producing record discs from master stencils

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.

View in CPC →