CA440042A - Systeme telephonique avec phonographes - Google Patents

Systeme telephonique avec phonographes

Info

Publication number
CA440042A
CA440042A CA440042A CA440042DA CA440042A CA 440042 A CA440042 A CA 440042A CA 440042 A CA440042 A CA 440042A CA 440042D A CA440042D A CA 440042DA CA 440042 A CA440042 A CA 440042A
Authority
CA
Canada
Prior art keywords
phonographs
telephone system
system employing
employing
telephone
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
CA440042A
Other languages
English (en)
Inventor
R. Van Deventer Harry
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.)
PEATROPHONE Corp
TELEPHONE ANSWERING AND RECORDING Corp
Original Assignee
PEATROPHONE Corp
TELEPHONE ANSWERING AND RECORDING Corp
Publication date
Application granted granted Critical
Publication of CA440042A publication Critical patent/CA440042A/fr
Expired legal-status Critical Current

Links

CA440042A Systeme telephonique avec phonographes Expired CA440042A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA440042T

Publications (1)

Publication Number Publication Date
CA440042A true CA440042A (fr) 1947-03-04

Family

ID=35555276

Family Applications (1)

Application Number Title Priority Date Filing Date
CA440042A Expired CA440042A (fr) Systeme telephonique avec phonographes

Country Status (1)

Country Link
CA (1) CA440042A (fr)

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