CA537793A - Acoustical treatment - Google Patents

Acoustical treatment

Info

Publication number
CA537793A
CA537793A CA537793A CA537793DA CA537793A CA 537793 A CA537793 A CA 537793A CA 537793 A CA537793 A CA 537793A CA 537793D A CA537793D A CA 537793DA CA 537793 A CA537793 A CA 537793A
Authority
CA
Canada
Prior art keywords
acoustical treatment
acoustical
treatment
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
CA537793A
Other languages
French (fr)
Inventor
L. Siering Robert
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.)
Johns Manville Corp
Original Assignee
Johns Manville Corp
Publication date
Application granted granted Critical
Publication of CA537793A publication Critical patent/CA537793A/en
Expired legal-status Critical Current

Links

CA537793A Acoustical treatment Expired CA537793A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA537793T

Publications (1)

Publication Number Publication Date
CA537793A true CA537793A (en) 1957-03-05

Family

ID=35692426

Family Applications (1)

Application Number Title Priority Date Filing Date
CA537793A Expired CA537793A (en) Acoustical treatment

Country Status (1)

Country Link
CA (1) CA537793A (en)

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