G08B 13/1609 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

G08B 13/1609

Full Title

Burglar, theft or intruder alarms > Actuation by interference with mechanical vibrations in air or other fluid

Of 2 combined children, 0 exist in both systems.

2 codes are CPC-only extensions.

This code exists only in CPC.

Diff view requires codes present in both systems.