This page displays all 「FI」 in main group B61L7/00. |
HB:Handbook | ||||
CC:Concordance |
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Remote control of local operating means for points, signals, or track-mounted scotch-blocks (; interlocking arrangements B61L 19/00) | HB | CC | 5H161 | |
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.using mechanical transmission, e.g. wire, lever | HB | CC | 5H161 | |
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.using fluid-pressure transmission | HB | CC | 5H161 | |
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.using electrical transmission | HB | CC | 5H161 | |
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..Circuitry | HB | CC | 5H161 | |
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...for light signals, e.g. for supervision, back- signalling | HB | CC | 5H161 | |