DIFF Subgroup
B23P 6/02 Pistons or cylinders
Introduced: January 1980
Full Title
Full titles differ between systems:
IPC:
Restoring or reconditioning objects > Pistons or cylinders
CPC:
Restoring or reconditioning objects (straightening or restoring form of sheet metal, metal rods, metal tubes, metal profiles, or specific articles made therefrom B21D1/00, B21D3/00; repairing defective or damaged objects by casting techniques B22D19/10) > Pistons or cylinders
No child classifications to compare. This is a leaf node in both IPC and CPC.