CA8872A - Perfectionnements aux telephones electriques - Google Patents

Perfectionnements aux telephones electriques

Info

Publication number
CA8872A
CA8872A CA000008872A CA8872DA CA8872A CA 8872 A CA8872 A CA 8872A CA 000008872 A CA000008872 A CA 000008872A CA 8872D A CA8872D A CA 8872DA CA 8872 A CA8872 A CA 8872A
Authority
CA
Canada
Prior art keywords
telephones
electric
electric telephones
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
CA000008872A
Other languages
English (en)
Inventor
Elisha Gray
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 CA8872A publication Critical patent/CA8872A/fr
Expired legal-status Critical Current

Links

CA000008872A Perfectionnements aux telephones electriques Expired CA8872A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA8872T

Publications (1)

Publication Number Publication Date
CA8872A true CA8872A (fr) 1878-06-04

Family

ID=45125420

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000008872A Expired CA8872A (fr) Perfectionnements aux telephones electriques

Country Status (1)

Country Link
CA (1) CA8872A (fr)

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