CA221901A - Appareil de transmission telephoniques - Google Patents

Appareil de transmission telephoniques

Info

Publication number
CA221901A
CA221901A CA221901A CA221901DA CA221901A CA 221901 A CA221901 A CA 221901A CA 221901 A CA221901 A CA 221901A CA 221901D A CA221901D A CA 221901DA CA 221901 A CA221901 A CA 221901A
Authority
CA
Canada
Prior art keywords
telephonic transmission
telephonic
transmission
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
CA221901A
Other languages
English (en)
Inventor
Franklin Miessner Benjamin
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 CA221901A publication Critical patent/CA221901A/fr
Expired legal-status Critical Current

Links

CA221901A Appareil de transmission telephoniques Expired CA221901A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA221901T

Publications (1)

Publication Number Publication Date
CA221901A true CA221901A (fr) 1922-08-08

Family

ID=35117503

Family Applications (1)

Application Number Title Priority Date Filing Date
CA221901A Expired CA221901A (fr) Appareil de transmission telephoniques

Country Status (1)

Country Link
CA (1) CA221901A (fr)

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