FR761927A - - Google Patents

Info

Publication number
FR761927A
FR761927A FR761927DA FR761927A FR 761927 A FR761927 A FR 761927A FR 761927D A FR761927D A FR 761927DA FR 761927 A FR761927 A FR 761927A
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Publication date
Application granted granted Critical
Publication of FR761927A publication Critical patent/FR761927A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L7/00—Remote control of local operating means for points, signals, or track-mounted scotch-blocks
    • B61L7/06—Remote control of local operating means for points, signals, or track-mounted scotch-blocks using electrical transmission
    • B61L7/08—Circuitry
    • B61L7/083—Common line wire control using currents of different amplitudes, polarities, frequencies, or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR761927D Expired FR761927A (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
FR761927A true FR761927A (cg-RX-API-DMAC7.html) 1934-03-29

Family

ID=1551106

Family Applications (1)

Application Number Title Priority Date Filing Date
FR761927D Expired FR761927A (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
FR (1) FR761927A (cg-RX-API-DMAC7.html)

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