CA309316A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA309316A
CA309316A CA309316A CA309316DA CA309316A CA 309316 A CA309316 A CA 309316A CA 309316 A CA309316 A CA 309316A CA 309316D A CA309316D A CA 309316DA CA 309316 A CA309316 A CA 309316A
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
CA309316A
Other languages
English (en)
Inventor
Metman Henri
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.)
Nederlanden Staat
Original Assignee
Nederlanden Staat
Publication date
Application granted granted Critical
Publication of CA309316A publication Critical patent/CA309316A/fr
Expired legal-status Critical Current

Links

CA309316A Systeme telephonique Expired CA309316A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA309316T

Publications (1)

Publication Number Publication Date
CA309316A true CA309316A (fr) 1931-03-10

Family

ID=35268639

Family Applications (1)

Application Number Title Priority Date Filing Date
CA309316A Expired CA309316A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA309316A (fr)

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