DIFF Main Group
A47C 31/00 Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
Introduced: September 1968
CPC subdivides this area 3x more granularly than IPC with 8 additional codes.
8 codes are CPC-only extensions.
Child Classifications
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- A47C 31/12 Means, e.g. measuring means, for adapting chairs, beds or mattresses to the shape or weight of persons +2 CPC IPC+CPC Available in IPC and CPC