DIFF Main Group
B21K 3/00 Making engine or like machine parts not covered by sub-groups of B21K1/00; Making propellers or the like
Introduced: September 1968
Title
Titles differ between systems:
IPC: Making engine or like machine parts not covered by; Making propellers or the like
CPC: Making engine or like machine parts not covered by sub-groups of B21K1/00; Making propellers or the like
Full Title
Full titles differ between systems:
IPC:
Making engine or like machine parts not covered by; Making propellers or the like
CPC:
Making engine or like machine parts not covered by sub-groups of B21K1/00; Making propellers or the like
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
Navigate with arrow keys, Enter to open