DIFF Main Group
G12B 17/00 Screening (insulation or other protection of buildings E04B; emergency protection of apparatus in general F16P7/00; in connection with acoustic waves G10K11/00; in connection with nuclear radiation G21F)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Screening
CPC: Screening (insulation or other protection of buildings E04B; emergency protection of apparatus in general F16P7/00; in connection with acoustic waves G10K11/00; in connection with nuclear radiation G21F)
Full Title
Full titles differ between systems:
IPC:
Screening
CPC:
Screening (insulation or other protection of buildings E04B; emergency protection of apparatus in general F16P7/00; in connection with acoustic waves G10K11/00; in connection with nuclear radiation G21F)
IPC and CPC are identically structured here. All 4 subcodes exist in both systems.
3 shared codes have differing titles between IPC and CPC.
Child Classifications
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- G12B 17/04 from visible, ultraviolet, or infrared light (screening of lighting devices F21V; optical filters G02B5/20) IPC+CPC Available in IPC and CPC
- G12B 17/06 from heat (G12B17/04 takes precedence; cooling G12B15/00) IPC+CPC Available in IPC and CPC
- G12B 17/08 from influences producing mechanical damage, e.g. caused by blast, by external objects, by person (G12B17/02 - G12B17/06 take precedence) IPC+CPC Available in IPC and CPC