CA1017254A - Sound reproduction systems - Google Patents

Sound reproduction systems

Info

Publication number
CA1017254A
CA1017254A CA271,220A CA271220A CA1017254A CA 1017254 A CA1017254 A CA 1017254A CA 271220 A CA271220 A CA 271220A CA 1017254 A CA1017254 A CA 1017254A
Authority
CA
Canada
Prior art keywords
sound reproduction
reproduction systems
systems
sound
reproduction
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
CA271,220A
Inventor
Michael A. Gerzon
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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
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.)
Filing date
Publication date
Priority claimed from GB13292/74A external-priority patent/GB1494751A/en
Application filed by National Research Development Corp UK filed Critical National Research Development Corp UK
Priority to CA271,220A priority Critical patent/CA1017254A/en
Application granted granted Critical
Publication of CA1017254A publication Critical patent/CA1017254A/en
Expired legal-status Critical Current

Links

CA271,220A 1974-03-26 1977-02-07 Sound reproduction systems Expired CA1017254A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA271,220A CA1017254A (en) 1974-03-26 1977-02-07 Sound reproduction systems

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB13292/74A GB1494751A (en) 1974-03-26 1974-03-26 Sound reproduction systems
CA222,146A CA1020095A (en) 1974-03-26 1975-03-14 Sound systems for arrays of four or eight loudspeakers
CA271,220A CA1017254A (en) 1974-03-26 1977-02-07 Sound reproduction systems

Publications (1)

Publication Number Publication Date
CA1017254A true CA1017254A (en) 1977-09-13

Family

ID=27163857

Family Applications (1)

Application Number Title Priority Date Filing Date
CA271,220A Expired CA1017254A (en) 1974-03-26 1977-02-07 Sound reproduction systems

Country Status (1)

Country Link
CA (1) CA1017254A (en)

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