FR328392A - Advanced telephone system - Google Patents

Advanced telephone system

Info

Publication number
FR328392A
FR328392A FR328392DA FR328392A FR 328392 A FR328392 A FR 328392A FR 328392D A FR328392D A FR 328392DA FR 328392 A FR328392 A FR 328392A
Authority
FR
France
Prior art keywords
telephone system
advanced telephone
advanced
telephone
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
Jules Cerpaux
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 FR328392A publication Critical patent/FR328392A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR328392D 1903-01-09 1903-01-09 Advanced telephone system Expired FR328392A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR328392T 1903-01-09

Publications (1)

Publication Number Publication Date
FR328392A true FR328392A (en) 1903-07-10

Family

ID=1378298

Family Applications (1)

Application Number Title Priority Date Filing Date
FR328392D Expired FR328392A (en) 1903-01-09 1903-01-09 Advanced telephone system

Country Status (1)

Country Link
FR (1) FR328392A (en)

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