CA496417A - Dispositif recepteur pour telephones - Google Patents

Dispositif recepteur pour telephones

Info

Publication number
CA496417A
CA496417A CA496417A CA496417DA CA496417A CA 496417 A CA496417 A CA 496417A CA 496417 A CA496417 A CA 496417A CA 496417D A CA496417D A CA 496417DA CA 496417 A CA496417 A CA 496417A
Authority
CA
Canada
Prior art keywords
telephones
receiving device
receiving
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
CA496417A
Other languages
English (en)
Inventor
A. B. Heap Roger
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
Publication date
Application granted granted Critical
Publication of CA496417A publication Critical patent/CA496417A/fr
Expired legal-status Critical Current

Links

CA496417A Dispositif recepteur pour telephones Expired CA496417A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA496417T

Publications (1)

Publication Number Publication Date
CA496417A true CA496417A (fr) 1953-09-29

Family

ID=35641839

Family Applications (1)

Application Number Title Priority Date Filing Date
CA496417A Expired CA496417A (fr) Dispositif recepteur pour telephones

Country Status (1)

Country Link
CA (1) CA496417A (fr)

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