DIFF Main Group
E21D 15/00 Props (in the building art E04G25/00); Chocks
Introduced: September 1968
Title
Titles differ between systems:
IPC: Props; Chocks
CPC: Props (in the building art E04G25/00); Chocks
Full Title
Full titles differ between systems:
IPC:
Props; Chocks
CPC:
Props (in the building art E04G25/00); Chocks
Of 8 combined children, 6 exist in both systems.
2 codes are CPC-only extensions.
3 shared codes have differing titles between IPC and CPC.
Child Classifications
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- E21D 15/14 Telescopic props (general means for fixing telescopic parts together ) IPC+CPC Available in IPC and CPC
- E21D 15/50 Component parts or details of props (E21D15/43, E21D15/58, E21D15/60 take precedence) IPC+CPC Available in IPC and CPC