CA509326A - Systeme de telephone et de telegraphe combines - Google Patents

Systeme de telephone et de telegraphe combines

Info

Publication number
CA509326A
CA509326A CA509326A CA509326DA CA509326A CA 509326 A CA509326 A CA 509326A CA 509326 A CA509326 A CA 509326A CA 509326D A CA509326D A CA 509326DA CA 509326 A CA509326 A CA 509326A
Authority
CA
Canada
Prior art keywords
telegraph system
combined telephone
telephone
combined
telegraph
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
CA509326A
Other languages
English (en)
Inventor
M. Potts Louis
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.)
AT&T Teletype Corp
Original Assignee
Teletype Corp
Publication date
Application granted granted Critical
Publication of CA509326A publication Critical patent/CA509326A/fr
Expired legal-status Critical Current

Links

CA509326A Systeme de telephone et de telegraphe combines Expired CA509326A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA509326T

Publications (1)

Publication Number Publication Date
CA509326A true CA509326A (fr) 1955-01-18

Family

ID=35660374

Family Applications (1)

Application Number Title Priority Date Filing Date
CA509326A Expired CA509326A (fr) Systeme de telephone et de telegraphe combines

Country Status (1)

Country Link
CA (1) CA509326A (fr)

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