FR758710A - Telegraph and telephone communication method and device - Google Patents

Telegraph and telephone communication method and device

Info

Publication number
FR758710A
FR758710A FR758710DA FR758710A FR 758710 A FR758710 A FR 758710A FR 758710D A FR758710D A FR 758710DA FR 758710 A FR758710 A FR 758710A
Authority
FR
France
Prior art keywords
telegraph
communication method
telephone communication
telephone
communication
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
Henri-Jean-Joseph-Ma De Reg De
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 FR758710A publication Critical patent/FR758710A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J9/00—Multiplex systems in which each channel is represented by a different type of modulation of the carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR758710D 1933-07-21 1933-07-21 Telegraph and telephone communication method and device Expired FR758710A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR758710T 1933-07-21

Publications (1)

Publication Number Publication Date
FR758710A true FR758710A (en) 1934-01-22

Family

ID=9166823

Family Applications (1)

Application Number Title Priority Date Filing Date
FR758710D Expired FR758710A (en) 1933-07-21 1933-07-21 Telegraph and telephone communication method and device

Country Status (1)

Country Link
FR (1) FR758710A (en)

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