CA21549A - Transmitteur telephonique - Google Patents

Transmitteur telephonique

Info

Publication number
CA21549A
CA21549A CA000021549A CA21549DA CA21549A CA 21549 A CA21549 A CA 21549A CA 000021549 A CA000021549 A CA 000021549A CA 21549D A CA21549D A CA 21549DA CA 21549 A CA21549 A CA 21549A
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
CA000021549A
Other languages
English (en)
Inventor
Charles W. Long
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.)
LONG TELEPHONE AND TELEGRAPH Co
Original Assignee
LONG TELEPHONE AND TELEGRAPH Co
Publication date
Application granted granted Critical
Publication of CA21549A publication Critical patent/CA21549A/fr
Expired legal-status Critical Current

Links

CA000021549A Transmitteur telephonique Expired CA21549A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA21549T

Publications (1)

Publication Number Publication Date
CA21549A true CA21549A (fr) 1885-04-28

Family

ID=45138092

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000021549A Expired CA21549A (fr) Transmitteur telephonique

Country Status (1)

Country Link
CA (1) CA21549A (fr)

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