DIFF Subgroup
F41A 21/40 Chokes for shotguns
Introduced: January 1990
Full Title
Full titles differ between systems:
IPC:
Barrels or gun tubes; Muzzle attachments; Barrel mounting means > Muzzle attachments or glands > Chokes for shotguns
CPC:
Barrels; Gun tubes; Muzzle attachments; Barrel mounting means (F41A25/00 takes precedence; barrel attachments for firing grenades or riot-control ammunition from smallarms F41C27/06) > Muzzle attachments or glands (F41A21/26, F41A21/30, F41A21/46 take precedence ) > Chokes for shotguns
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
IPC defines codes here since 1990.
Child Classifications
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