CA531661A - Acoustic block or tile - Google Patents

Acoustic block or tile

Info

Publication number
CA531661A
CA531661A CA531661A CA531661DA CA531661A CA 531661 A CA531661 A CA 531661A CA 531661 A CA531661 A CA 531661A CA 531661D A CA531661D A CA 531661DA CA 531661 A CA531661 A CA 531661A
Authority
CA
Canada
Prior art keywords
tile
acoustic block
acoustic
block
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
CA531661A
Other languages
French (fr)
Inventor
C. Creamer Charles
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 CA531661A publication Critical patent/CA531661A/en
Expired legal-status Critical Current

Links

CA531661A Acoustic block or tile Expired CA531661A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA531661T

Publications (1)

Publication Number Publication Date
CA531661A true CA531661A (en) 1956-10-16

Family

ID=35685426

Family Applications (1)

Application Number Title Priority Date Filing Date
CA531661A Expired CA531661A (en) Acoustic block or tile

Country Status (1)

Country Link
CA (1) CA531661A (en)

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