DIFF Subgroup
A47C 17/32 Changing a single bed into a double bed by extending, pivoting, or tilting a previously hidden second mattress or other bed part
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Sofas; Couches; Beds > Sofas, couches, settees, or the like, with movable parts; Chair beds > Changing a single bed into a double bed by extending, pivoting, or tilting a previously hidden second mattress or other bed part
CPC:
Sofas; Couches; Beds > sofas, couches, settees, or the like, with movable parts ; Chair beds > Changing a single bed into a double bed by extending, pivoting, or tilting a previously hidden second mattress or other bed part
No child classifications to compare. This is a leaf node in both IPC and CPC.