CPC Subgroup Additional Only
G02F 2201/066 channel; buried
Full Title
Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 > integrated waveguide > channel; buried
G02F 2201/066 Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 > integrated waveguide > channel; buried