FR835735A - Signal transmission system - Google Patents

Signal transmission system

Info

Publication number
FR835735A
FR835735A FR835735DA FR835735A FR 835735 A FR835735 A FR 835735A FR 835735D A FR835735D A FR 835735DA FR 835735 A FR835735 A FR 835735A
Authority
FR
France
Prior art keywords
signal transmission
transmission system
signal
transmission
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)
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.)
GUIDED RADIO CORP
Original Assignee
GUIDED RADIO CORP
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 GUIDED RADIO CORP filed Critical GUIDED RADIO CORP
Application granted granted Critical
Publication of FR835735A publication Critical patent/FR835735A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/001—Two-way communication systems between a limited number of parties

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
FR835735D 1937-03-26 1938-03-25 Signal transmission system Expired FR835735A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US133144A US2166517A (en) 1937-03-26 1937-03-26 Signal transmitting system

Publications (1)

Publication Number Publication Date
FR835735A true FR835735A (en) 1938-12-29

Family

ID=22457211

Family Applications (1)

Application Number Title Priority Date Filing Date
FR835735D Expired FR835735A (en) 1937-03-26 1938-03-25 Signal transmission system

Country Status (2)

Country Link
US (1) US2166517A (en)
FR (1) FR835735A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2455471A (en) * 1946-03-28 1948-12-07 Operadio Mfg Co Electrical apparatus for loudspeaker systems
US2567484A (en) * 1949-09-16 1951-09-11 Modern Telephone Corp Intercommunication telephone system
DE972640C (en) * 1952-04-10 1959-08-27 Siemens Ag Circuit arrangement for telecommunications systems for the simultaneous transmission of telephone currents and signals over the same line wires

Also Published As

Publication number Publication date
US2166517A (en) 1939-07-18

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