FR393737A - Système automatique de communications téléphoniques - Google Patents

Système automatique de communications téléphoniques

Info

Publication number
FR393737A
FR393737A FR393737DA FR393737A FR 393737 A FR393737 A FR 393737A FR 393737D A FR393737D A FR 393737DA FR 393737 A FR393737 A FR 393737A
Authority
FR
France
Prior art keywords
communications system
automatic telephone
telephone communications
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
English (en)
Inventor
Johan Alfred Palmborg
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 FR393737A publication Critical patent/FR393737A/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H67/00Electrically-operated selector switches
    • H01H67/02Multi-position wiper switches
    • H01H67/14Multi-position wiper switches having wipers movable in two mutually perpendicular directions for purpose of selection
    • H01H67/16Multi-position wiper switches having wipers movable in two mutually perpendicular directions for purpose of selection one motion being rotary and the other being parallel to the axis of rotation, e.g. Strowger or "up and around" switches
FR393737D 1907-09-03 1908-08-29 Système automatique de communications téléphoniques Expired FR393737A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE393737X 1907-09-03

Publications (1)

Publication Number Publication Date
FR393737A true FR393737A (fr) 1908-12-31

Family

ID=1439021

Family Applications (1)

Application Number Title Priority Date Filing Date
FR393737D Expired FR393737A (fr) 1907-09-03 1908-08-29 Système automatique de communications téléphoniques

Country Status (1)

Country Link
FR (1) FR393737A (fr)

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