CA247117A - Instrument telephonique - Google Patents

Instrument telephonique

Info

Publication number
CA247117A
CA247117A CA247117A CA247117DA CA247117A CA 247117 A CA247117 A CA 247117A CA 247117 A CA247117 A CA 247117A CA 247117D A CA247117D A CA 247117DA CA 247117 A CA247117 A CA 247117A
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
CA247117A
Other languages
English (en)
Inventor
A. Hoxie 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.)
General Electric Canada Co
Original Assignee
Canadian General Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA247117A publication Critical patent/CA247117A/fr
Expired legal-status Critical Current

Links

CA247117A Instrument telephonique Expired CA247117A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA247117T

Publications (1)

Publication Number Publication Date
CA247117A true CA247117A (fr) 1925-02-24

Family

ID=35154092

Family Applications (1)

Application Number Title Priority Date Filing Date
CA247117A Expired CA247117A (fr) Instrument telephonique

Country Status (1)

Country Link
CA (1) CA247117A (fr)

Similar Documents

Publication Publication Date Title
CA247117A (fr) Instrument telephonique
CA245962A (fr) Instrument telephonique
CA252192A (fr) Instrument telephonique de sous-station
CA247779A (fr) Groupe telephonique manuel
CA264685A (fr) Instrument telephonique
AU2206625A (en) Improvements in telephone instruments
CA254908A (fr) Microphone
CA250764A (fr) Microphone
CA250765A (fr) Microphone
CA248306A (fr) Membrane telephonique
CA249696A (fr) Casque telephonique
CA246833A (fr) Instrument psychique
AU2293625A (en) Telephone device
CA249131A (fr) Reseau telephonique
CA250579A (fr) Reseau telephonique
CA256176A (fr) Reseau telephonique
CA255776A (fr) Reseau telephonique
CA255163A (fr) Reseau telephonique
CA246412A (fr) Systeme telephonique
CA246427A (fr) Systeme telephonique
CA248373A (fr) Reseau telephonique
CA249122A (fr) Reseau telephonique
CA249128A (fr) Reseau telephonique
CA249129A (fr) Reseau telephonique
CA254848A (fr) Reseau telephonique