DIFF Main Group
F21V 3/00 Globes; Bowls; Cover glasses (with refracting properties F21V5/00; with reflecting properties F21V7/00; characterised by cooling arrangements F21V29/506)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Globes; Bowls; Cover glasses
CPC: Globes; Bowls; Cover glasses (with refracting properties F21V5/00; with reflecting properties F21V7/00; characterised by cooling arrangements F21V29/506)
Full Title
Full titles differ between systems:
IPC:
Globes; Bowls; Cover glasses
CPC:
Globes; Bowls; Cover glasses (with refracting properties F21V5/00; with reflecting properties F21V7/00; characterised by cooling arrangements F21V29/506)
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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- F21V 3/04 characterised by materials, surface treatments or coatings +1 CPC IPC+CPC Available in IPC and CPC