DIFF Subgroup
B26B 21/26 of the continuous ribbon type
Introduced: September 1968
Full Title
Razors of the open or knife type; Safety razors or other shaving implements of the planing type; Hair-trimming devices involving a razor-blade; Equipment therefor > involving changeable blades > Safety razors with one or more blades arranged transversely to the handle > of the continuous ribbon type
No child classifications to compare. This is a leaf node in both IPC and CPC.