CH103343A - Installation téléphonique. - Google Patents

Installation téléphonique.

Info

Publication number
CH103343A
CH103343A CH103343DA CH103343A CH 103343 A CH103343 A CH 103343A CH 103343D A CH103343D A CH 103343DA CH 103343 A CH103343 A CH 103343A
Authority
CH
Switzerland
Prior art keywords
telephone installation
telephone
installation
Prior art date
Application number
Other languages
English (en)
Inventor
Company Kellogg Switchb Supply
Original Assignee
Kellogg Switchboard & Supply
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 Kellogg Switchboard & Supply filed Critical Kellogg Switchboard & Supply
Publication of CH103343A publication Critical patent/CH103343A/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H67/00—Electrically-operated selector switches
    • H01H67/02—Multi-position wiper switches
    • H01H67/04—Multi-position wiper switches having wipers movable only in one direction for purpose of selection
    • H01H67/06—Rotary switches, i.e. having angularly movable wipers
CH103343D 1918-07-29 1920-10-21 Installation téléphonique. CH103343A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US247122A US1413027A (en) 1918-07-29 1918-07-29 Automatic telephone system

Publications (1)

Publication Number Publication Date
CH103343A true CH103343A (fr) 1924-03-01

Family

ID=22933644

Family Applications (1)

Application Number Title Priority Date Filing Date
CH103343D CH103343A (fr) 1918-07-29 1920-10-21 Installation téléphonique.

Country Status (2)

Country Link
US (1) US1413027A (fr)
CH (1) CH103343A (fr)

Also Published As

Publication number Publication date
US1413027A (en) 1922-04-18

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