CA332048A - Circuit d'instrument telephonique - Google Patents

Circuit d'instrument telephonique

Info

Publication number
CA332048A
CA332048A CA332048DA CA332048A CA 332048 A CA332048 A CA 332048A CA 332048D A CA332048D A CA 332048DA CA 332048 A CA332048 A CA 332048A
Authority
CA
Canada
Prior art keywords
telephone instrument
instrument circuit
circuit
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
Ramsay Wigan Edmund
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 CA332048A publication Critical patent/CA332048A/fr
Expired legal-status Critical Current

Links

CA332048D Circuit d'instrument telephonique Expired CA332048A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA332048T

Publications (1)

Publication Number Publication Date
CA332048A true CA332048A (fr) 1933-04-25

Family

ID=35294418

Family Applications (1)

Application Number Title Priority Date Filing Date
CA332048D Expired CA332048A (fr) Circuit d'instrument telephonique

Country Status (1)

Country Link
CA (1) CA332048A (fr)

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