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FR342407A - Hand crank multiple switch - Google Patents

Hand crank multiple switch

Info

Publication number
FR342407A
FR342407A FR342407DA FR342407A FR 342407 A FR342407 A FR 342407A FR 342407D A FR342407D A FR 342407DA FR 342407 A FR342407 A FR 342407A
Authority
FR
France
Prior art keywords
hand crank
multiple switch
crank multiple
switch
hand
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
Franz Walloch
Robert Held
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 FR342407A publication Critical patent/FR342407A/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
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR342407D 1903-09-25 1904-04-18 Hand crank multiple switch Expired FR342407A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE342407X 1903-09-25

Publications (1)

Publication Number Publication Date
FR342407A true FR342407A (en) 1904-09-07

Family

ID=1391410

Family Applications (1)

Application Number Title Priority Date Filing Date
FR342407D Expired FR342407A (en) 1903-09-25 1904-04-18 Hand crank multiple switch

Country Status (1)

Country Link
FR (1) FR342407A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE954797C (en) * 1954-01-19 1956-12-20 Allg Telefon Fabrik G M B H Dialing and call facility for telecommunications systems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE954797C (en) * 1954-01-19 1956-12-20 Allg Telefon Fabrik G M B H Dialing and call facility for telecommunications systems

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