CA600293A - Telephone message recording and message repeat back systems - Google Patents

Telephone message recording and message repeat back systems

Info

Publication number
CA600293A
CA600293A CA600293A CA600293DA CA600293A CA 600293 A CA600293 A CA 600293A CA 600293 A CA600293 A CA 600293A CA 600293D A CA600293D A CA 600293DA CA 600293 A CA600293 A CA 600293A
Authority
CA
Canada
Prior art keywords
message
telephone
back systems
repeat back
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
CA600293A
Inventor
Waldman Herbert
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.)
ROBO-SONIC INDUSTRIES
Original Assignee
ROBO-SONIC INDUSTRIES
Priority date (The priority date 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 date listed.)
Publication date
Priority claimed from JP2839056A external-priority patent/JPS357957B1/ja
Application granted granted Critical
Publication of CA600293A publication Critical patent/CA600293A/en
Expired legal-status Critical Current

Links

CA600293A 1956-11-08 Telephone message recording and message repeat back systems Expired CA600293A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA600293T
JP2839056A JPS357957B1 (en) 1956-10-29 1956-11-08

Publications (1)

Publication Number Publication Date
CA600293A true CA600293A (en) 1960-06-21

Family

ID=35816077

Family Applications (1)

Application Number Title Priority Date Filing Date
CA600293A Expired CA600293A (en) 1956-11-08 Telephone message recording and message repeat back systems

Country Status (1)

Country Link
CA (1) CA600293A (en)

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