CPC Subgroup Additional Only
H01H 2219/036 Light emitting elements
Full Title
Legends > Light emitting elements
11 direct subcodes
Child Classifications
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- H01H 2219/037 using organic materials, e.g. organic LED
- H01H 2219/038 ambient light dependent
- H01H 2219/039 Selective or different modes of illumination
- H01H 2219/04 Attachments; Connections
- H01H 2219/042 replaceable
- H01H 2219/044 Edge lighting of layer
- H01H 2219/046 above switch site
- H01H 2219/048 Constituting key
- H01H 2219/05 Key offset in relation to switch site
- H01H 2219/052 Phosphorescence
- H01H 2219/053 protected by inert gas