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On this page, you can select 「MainGroup」 or 「Facet」 in F21K. |
HB:Handbook | ||||
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Select the desired 「MainGroup」 or 「facet」 etc. |
CC:Concordance | ||||
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Non-electric light sources using luminescence (using excitation by radioactivity G21H3/02, H01J65/06, H01J65/08; using excitation by an external electromagnetic field or by external corpuscular radiation H01J65/04); Light sources using electrochemiluminescence [2, 7] | HB | CC | 3K094 | |
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Light sources using charges of combustible material, e.g. illuminating flash devices [3, 5] | HB | CC | 3K094 | |
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Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers [2016.01] | HB | CC | 3K243 | |
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Subject matter not provided for in other groups of this subclass [2010.01] | HB | CC | 3K094 | |