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PCE
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DIFF Subgroup
G02B 6/34

utilising prism or grating

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings > Coupling light guides > Optical coupling means > utilising prism or grating

CPC:

Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings > Coupling light guides > Optical coupling means (G02B6/36, G02B6/42 take precedence) > utilising prism or grating

No child classifications to compare. This is a leaf node in both IPC and CPC.