CA318321A - Instrument telephonique - Google Patents

Instrument telephonique

Info

Publication number
CA318321A
CA318321A CA318321DA CA318321A CA 318321 A CA318321 A CA 318321A CA 318321D A CA318321D A CA 318321DA CA 318321 A CA318321 A CA 318321A
Authority
CA
Canada
Prior art keywords
telephone instrument
telephone
instrument
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
Other languages
English (en)
Inventor
Ethelbert Goodwin William
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.)
Siemens Brothers and Co Ltd
Original Assignee
Siemens Brothers and Co Ltd
Publication date
Application granted granted Critical
Publication of CA318321A publication Critical patent/CA318321A/fr
Expired legal-status Critical Current

Links

CA318321D Instrument telephonique Expired CA318321A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA318321T

Publications (1)

Publication Number Publication Date
CA318321A true CA318321A (fr) 1931-12-22

Family

ID=35278876

Family Applications (1)

Application Number Title Priority Date Filing Date
CA318321D Expired CA318321A (fr) Instrument telephonique

Country Status (1)

Country Link
CA (1) CA318321A (fr)

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