CA806993A - Arrangement in panel ceiling structures for acoustical regulation of rooms - Google Patents

Arrangement in panel ceiling structures for acoustical regulation of rooms

Info

Publication number
CA806993A
CA806993A CA806993A CA806993DA CA806993A CA 806993 A CA806993 A CA 806993A CA 806993 A CA806993 A CA 806993A CA 806993D A CA806993D A CA 806993DA CA 806993 A CA806993 A CA 806993A
Authority
CA
Canada
Prior art keywords
acoustical
rooms
regulation
arrangement
ceiling structures
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
CA806993A
Inventor
Arnesen Gunnar
S. Halbostad Oddvar
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 CA806993A publication Critical patent/CA806993A/en
Expired legal-status Critical Current

Links

CA806993A Arrangement in panel ceiling structures for acoustical regulation of rooms Expired CA806993A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA806993T

Publications (1)

Publication Number Publication Date
CA806993A true CA806993A (en) 1969-02-25

Family

ID=36277496

Family Applications (1)

Application Number Title Priority Date Filing Date
CA806993A Expired CA806993A (en) Arrangement in panel ceiling structures for acoustical regulation of rooms

Country Status (1)

Country Link
CA (1) CA806993A (en)

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