CA537992A - Telephone answering and recording devices - Google Patents

Telephone answering and recording devices

Info

Publication number
CA537992A
CA537992A CA537992A CA537992DA CA537992A CA 537992 A CA537992 A CA 537992A CA 537992 A CA537992 A CA 537992A CA 537992D A CA537992D A CA 537992DA CA 537992 A CA537992 A CA 537992A
Authority
CA
Canada
Prior art keywords
recording devices
telephone answering
answering
telephone
recording
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
CA537992A
Other languages
French (fr)
Inventor
G. Fontaine John
D. Mclean Allan
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.)
AUTOMATIC PHONE RECORDER Co Ltd
Original Assignee
AUTOMATIC PHONE RECORDER Co Ltd
Publication date
Application granted granted Critical
Publication of CA537992A publication Critical patent/CA537992A/en
Expired legal-status Critical Current

Links

CA537992A Telephone answering and recording devices Expired CA537992A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA537992T

Publications (1)

Publication Number Publication Date
CA537992A true CA537992A (en) 1957-03-12

Family

ID=35692625

Family Applications (1)

Application Number Title Priority Date Filing Date
CA537992A Expired CA537992A (en) Telephone answering and recording devices

Country Status (1)

Country Link
CA (1) CA537992A (en)

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