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CA297812A - Telephone instrument - Google Patents

Telephone instrument

Info

Publication number
CA297812A
CA297812A CA297812A CA297812DA CA297812A CA 297812 A CA297812 A CA 297812A CA 297812 A CA297812 A CA 297812A CA 297812D A CA297812D A CA 297812DA CA 297812 A CA297812 A CA 297812A
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
CA297812A
Other languages
French (fr)
Inventor
Frederic Marchant Hayes Charles
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.)
Mullard Radio Valve Co Ltd
Original Assignee
Mullard Radio Valve Co Ltd
Publication date
Application granted granted Critical
Publication of CA297812A publication Critical patent/CA297812A/en
Expired legal-status Critical Current

Links

CA297812A Telephone instrument Expired CA297812A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA297812T

Publications (1)

Publication Number Publication Date
CA297812A true CA297812A (en) 1930-02-25

Family

ID=35235132

Family Applications (1)

Application Number Title Priority Date Filing Date
CA297812A Expired CA297812A (en) Telephone instrument

Country Status (1)

Country Link
CA (1) CA297812A (en)

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