CA772780A - Sound recording and transmission systems - Google Patents

Sound recording and transmission systems

Info

Publication number
CA772780A
CA772780A CA772780A CA772780DA CA772780A CA 772780 A CA772780 A CA 772780A CA 772780 A CA772780 A CA 772780A CA 772780D A CA772780D A CA 772780DA CA 772780 A CA772780 A CA 772780A
Authority
CA
Canada
Prior art keywords
transmission systems
sound recording
sound
recording
systems
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
CA772780A
Inventor
S. Percival William
G. Trendell Edward
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA772780A publication Critical patent/CA772780A/en
Expired legal-status Critical Current

Links

CA772780A Sound recording and transmission systems Expired CA772780A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA772780T

Publications (1)

Publication Number Publication Date
CA772780A true CA772780A (en) 1967-11-28

Family

ID=36220055

Family Applications (1)

Application Number Title Priority Date Filing Date
CA772780A Expired CA772780A (en) Sound recording and transmission systems

Country Status (1)

Country Link
CA (1) CA772780A (en)

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