CA52620A - Appareil d'exchange de telephone - Google Patents

Appareil d'exchange de telephone

Info

Publication number
CA52620A
CA52620A CA000052620A CA52620DA CA52620A CA 52620 A CA52620 A CA 52620A CA 000052620 A CA000052620 A CA 000052620A CA 52620D A CA52620D A CA 52620DA CA 52620 A CA52620 A CA 52620A
Authority
CA
Canada
Prior art keywords
board
telephone switch
telephone
switch
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
CA000052620A
Other languages
English (en)
Inventor
Isaac Anderson
Louis C. Walker
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 CA52620A publication Critical patent/CA52620A/fr
Expired legal-status Critical Current

Links

CA000052620A 1895-08-24 1895-08-24 Appareil d'exchange de telephone Expired CA52620A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA52620T 1895-08-24

Publications (1)

Publication Number Publication Date
CA52620A true CA52620A (fr) 1896-06-12

Family

ID=45169159

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000052620A Expired CA52620A (fr) 1895-08-24 1895-08-24 Appareil d'exchange de telephone

Country Status (1)

Country Link
CA (1) CA52620A (fr)

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