CPC Main Group Additional Only
H01H 2209/00 Layers
13 direct subcodes
Child Classifications
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- H01H 2209/002 Materials
- H01H 2209/004 Depressions or protrusions on switch sites
- H01H 2209/006 Force isolators
- H01H 2209/01 Increasing rigidity; Anti-creep
- H01H 2209/012 avoiding too large deformation or stress
- H01H 2209/014 composed of different layers; Lubricant in between
- H01H 2209/016 Protection layer, e.g. for legend, anti-scratch
- H01H 2209/018 flat, smooth or ripple-free
- H01H 2209/02 UV or light sensitive
- H01H 2209/022 Velvet; Mat finish
- H01H 2209/024 Properties of the substrate
- H01H 2209/046 Properties of the spacer
- H01H 2209/068 Properties of the membrane