DIFF Subgroup
A47J 27/09 Safety devices
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Cooking-vessels > Pressure cookers; Lids or locking devices specially adapted therefor > Safety devices
CPC:
Cooking-vessels (A47J29/00 - A47J33/00 take precedence) > Pressure-cookers; Lids or locking devices specially adapted therefor > Safety devices
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
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- A47J 27/092 Devices for automatically releasing pressure before opening IPC+CPC Available in IPC and CPC