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On this page, you can select 「MainGroup」 or 「Facet」 in H04M. |
HB:Handbook | ||||
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Select the desired 「MainGroup」 or 「facet」 etc. |
CC:Concordance | ||||
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Substation equipment, e.g. for use by subscribers (subscriber services or facilities provided at exchanges H04M 3/00; prepayment telephone coin boxes H04M 17/00; current supply arrangements H04M 19/08) [1,7] | HB | CC | 5K127 | |
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Automatic or semi-automatic exchanges [2024.01] | HB | CC | 5K201 | |
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Manual exchanges (substation equipment in general H04M 1/00) | HB | CC | 5K045 | |
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Arrangements for interconnection between switching centres | HB | CC | 5K201 | |
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Arrangements for interconnection not involving centralised switching | HB | CC | 5K038 | |
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Telephonic communication systems specially adapted for combination with other electrical systems | HB | CC | 5K201 | |
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Party-line systems (substation equipment H04M 1/00; exchange equipment H04M 3/00, H04M 5/00; metering arrangements H04M 15/36) | HB | CC | 5K044 | |
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Arrangements for metering, time-control or time-indication [2024.01] | HB | CC | 5K025 | |
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Prepayment telephone systems (using a coded card to authorise calls from a telephone set H04M 1/675) [2024.01] | HB | CC | 5K040 | |
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Current supply arrangements for telephone systems (for selecting equipment H04Q 1/28) | HB | CC | 5K037 | |
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Subject matter not provided for in other groups of this subclass [8] | HB | CC | 5K127 | |