FR448109A - Automatic telephone device - Google Patents

Automatic telephone device

Info

Publication number
FR448109A
FR448109A FR448109DA FR448109A FR 448109 A FR448109 A FR 448109A FR 448109D A FR448109D A FR 448109DA FR 448109 A FR448109 A FR 448109A
Authority
FR
France
Prior art keywords
telephone device
automatic telephone
automatic
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
Valentin-Jules Fleury
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.)
VALENTIN JULES FLEURY
Original Assignee
VALENTIN JULES FLEURY
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 VALENTIN JULES FLEURY filed Critical VALENTIN JULES FLEURY
Application granted granted Critical
Publication of FR448109A publication Critical patent/FR448109A/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
    • H04M1/26—Devices for calling a subscriber
    • H04M1/52—Arrangements wherein a dial or the like is mechanically coupled to a line selector

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR448109D 1911-11-17 1911-11-17 Automatic telephone device Expired FR448109A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR448109T 1911-11-17

Publications (1)

Publication Number Publication Date
FR448109A true FR448109A (en) 1913-01-23

Family

ID=1488752

Family Applications (1)

Application Number Title Priority Date Filing Date
FR448109D Expired FR448109A (en) 1911-11-17 1911-11-17 Automatic telephone device

Country Status (1)

Country Link
FR (1) FR448109A (en)

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