CA533984A - Systeme de telephone - Google Patents

Systeme de telephone

Info

Publication number
CA533984A
CA533984A CA533984A CA533984DA CA533984A CA 533984 A CA533984 A CA 533984A CA 533984 A CA533984 A CA 533984A CA 533984D A CA533984D A CA 533984DA CA 533984 A CA533984 A CA 533984A
Authority
CA
Canada
Prior art keywords
telephone system
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
CA533984A
Other languages
English (en)
Inventor
E. Lomax Clarence
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.)
Automatic Electric Laboratories Inc
Original Assignee
Automatic Electric Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA533984A publication Critical patent/CA533984A/fr
Expired legal-status Critical Current

Links

CA533984A Systeme de telephone Expired CA533984A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA533984T

Publications (1)

Publication Number Publication Date
CA533984A true CA533984A (fr) 1956-12-04

Family

ID=35688603

Family Applications (1)

Application Number Title Priority Date Filing Date
CA533984A Expired CA533984A (fr) Systeme de telephone

Country Status (1)

Country Link
CA (1) CA533984A (fr)

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