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CA305716A - Telephone instrument - Google Patents

Telephone instrument

Info

Publication number
CA305716A
CA305716A CA305716A CA305716DA CA305716A CA 305716 A CA305716 A CA 305716A CA 305716 A CA305716 A CA 305716A CA 305716D A CA305716D A CA 305716DA CA 305716 A CA305716 A CA 305716A
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
CA305716A
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 CA305716A publication Critical patent/CA305716A/en
Expired legal-status Critical Current

Links

CA305716A Telephone instrument Expired CA305716A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA305716T

Publications (1)

Publication Number Publication Date
CA305716A true CA305716A (en) 1930-11-11

Family

ID=35258866

Family Applications (1)

Application Number Title Priority Date Filing Date
CA305716A Expired CA305716A (en) Telephone instrument

Country Status (1)

Country Link
CA (1) CA305716A (en)

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