CA513007A - Systeme de telephone et telegraphe combines - Google Patents

Systeme de telephone et telegraphe combines

Info

Publication number
CA513007A
CA513007A CA513007A CA513007DA CA513007A CA 513007 A CA513007 A CA 513007A CA 513007 A CA513007 A CA 513007A CA 513007D A CA513007D A CA 513007DA CA 513007 A CA513007 A CA 513007A
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
CA513007A
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 CA513007A publication Critical patent/CA513007A/fr
Expired legal-status Critical Current

Links

CA513007A Systeme de telephone et telegraphe combines Expired CA513007A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA513007T

Publications (1)

Publication Number Publication Date
CA513007A true CA513007A (fr) 1955-05-17

Family

ID=35664083

Family Applications (1)

Application Number Title Priority Date Filing Date
CA513007A Expired CA513007A (fr) Systeme de telephone et telegraphe combines

Country Status (1)

Country Link
CA (1) CA513007A (fr)

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