[go: up one dir, main page]

FR474491A - Device for signal transmission - Google Patents

Device for signal transmission

Info

Publication number
FR474491A
FR474491A FR474491DA FR474491A FR 474491 A FR474491 A FR 474491A FR 474491D A FR474491D A FR 474491DA FR 474491 A FR474491 A FR 474491A
Authority
FR
France
Prior art keywords
signal transmission
transmission
signal
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
Louis Thom
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Application granted granted Critical
Publication of FR474491A publication Critical patent/FR474491A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R99/00—Subject matter not provided for in other groups of this subclass

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR474491D 1914-07-03 1914-07-03 Device for signal transmission Expired FR474491A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR474491T 1914-07-03

Publications (1)

Publication Number Publication Date
FR474491A true FR474491A (en) 1915-02-23

Family

ID=1512460

Family Applications (1)

Application Number Title Priority Date Filing Date
FR474491D Expired FR474491A (en) 1914-07-03 1914-07-03 Device for signal transmission

Country Status (1)

Country Link
FR (1) FR474491A (en)

Similar Documents

Publication Publication Date Title
FR474491A (en) Device for signal transmission
FR461117A (en) Signal device, for automobiles
FR486399A (en) Signal device for railways
FR471497A (en) Multiple control signal coupling device
FR495996A (en) Signal device, for submarines
FR478374A (en) Device for point determination
FR425588A (en) Signal device
FR459533A (en) Device with readable signals for vehicles
FR475771A (en) Apparatus for receiving or transmitting electrical signals
FR421719A (en) Signal device
FR407431A (en) Automatic signal device for railways
FR420448A (en) Apparatus for submarine signal transmission
FR425605A (en) Device for the transmission of signals between running trains
CH67040A (en) Signal detection device
FR468030A (en) Apparatus for the automatic transmission of telegraph signals
FR438592A (en) Electrical device for remote signal transmission
CH69655A (en) Device for speed measurement
FR475773A (en) Advertising device
FR457984A (en) Signal device
FR550519A (en) Automatic device for advertising
FR425579A (en) Signal device for railways
FR479860A (en) Improvements to electrical devices for signal transmission and reception
FR468604A (en) Safety device for submarines
FR464817A (en) Advanced device for transmitting music
FR441786A (en) Sighting device for aeronats