CA21856A - Transmetteur telephonique - Google Patents

Transmetteur telephonique

Info

Publication number
CA21856A
CA21856A CA000021856A CA21856DA CA21856A CA 21856 A CA21856 A CA 21856A CA 000021856 A CA000021856 A CA 000021856A CA 21856D A CA21856D A CA 21856DA CA 21856 A CA21856 A CA 21856A
Authority
CA
Canada
Prior art keywords
telephone transmitter
telephone
transmitter
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
CA000021856A
Other languages
English (en)
Inventor
Joseph S. Witmer
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 CA21856A publication Critical patent/CA21856A/fr
Expired legal-status Critical Current

Links

CA000021856A Transmetteur telephonique Expired CA21856A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA21856T

Publications (1)

Publication Number Publication Date
CA21856A true CA21856A (fr) 1885-06-12

Family

ID=45138399

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000021856A Expired CA21856A (fr) Transmetteur telephonique

Country Status (1)

Country Link
CA (1) CA21856A (fr)

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