CA318320A - Instrument telephonique - Google Patents

Instrument telephonique

Info

Publication number
CA318320A
CA318320A CA318320DA CA318320A CA 318320 A CA318320 A CA 318320A CA 318320D A CA318320D A CA 318320DA CA 318320 A CA318320 A CA 318320A
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 CA318320A publication Critical patent/CA318320A/fr
Expired legal-status Critical Current

Links

CA318320D Instrument telephonique Expired CA318320A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA318320T

Publications (1)

Publication Number Publication Date
CA318320A true CA318320A (fr) 1931-12-22

Family

ID=35278875

Family Applications (1)

Application Number Title Priority Date Filing Date
CA318320D Expired CA318320A (fr) Instrument telephonique

Country Status (1)

Country Link
CA (1) CA318320A (fr)

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