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FR637943A - Signaling device on railways - Google Patents

Signaling device on railways

Info

Publication number
FR637943A
FR637943A FR637943DA FR637943A FR 637943 A FR637943 A FR 637943A FR 637943D A FR637943D A FR 637943DA FR 637943 A FR637943 A FR 637943A
Authority
FR
France
Prior art keywords
railways
signaling device
signaling
Prior art date
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)
Inventor
Pierre Picard
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR637943A publication Critical patent/FR637943A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR637943D 1926-11-25 1926-11-25 Signaling device on railways Expired FR637943A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR637943T 1926-11-25

Publications (1)

Publication Number Publication Date
FR637943A true FR637943A (en) 1928-05-11

Family

ID=8995670

Family Applications (1)

Application Number Title Priority Date Filing Date
FR637943D Expired FR637943A (en) 1926-11-25 1926-11-25 Signaling device on railways

Country Status (1)

Country Link
FR (1) FR637943A (en)

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