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CA331525A - Instrument telephonique - Google Patents

Instrument telephonique

Info

Publication number
CA331525A
CA331525A CA331525A CA331525DA CA331525A CA 331525 A CA331525 A CA 331525A CA 331525 A CA331525 A CA 331525A CA 331525D A CA331525D A CA 331525DA CA 331525 A CA331525 A CA 331525A
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
CA331525A
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 CA331525A publication Critical patent/CA331525A/fr
Expired legal-status Critical Current

Links

CA331525A Instrument telephonique Expired CA331525A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA331525T

Publications (1)

Publication Number Publication Date
CA331525A true CA331525A (fr) 1933-04-04

Family

ID=35293895

Family Applications (1)

Application Number Title Priority Date Filing Date
CA331525A Expired CA331525A (fr) Instrument telephonique

Country Status (1)

Country Link
CA (1) CA331525A (fr)

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