CA847013A - Acoustical ceiling - Google Patents

Acoustical ceiling

Info

Publication number
CA847013A
CA847013A CA847013A CA847013DA CA847013A CA 847013 A CA847013 A CA 847013A CA 847013 A CA847013 A CA 847013A CA 847013D A CA847013D A CA 847013DA CA 847013 A CA847013 A CA 847013A
Authority
CA
Canada
Prior art keywords
acoustical ceiling
acoustical
ceiling
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
CA847013A
Inventor
W. Thompson Walter
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 CA847013A publication Critical patent/CA847013A/en
Expired legal-status Critical Current

Links

CA847013A Acoustical ceiling Expired CA847013A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA847013T

Publications (1)

Publication Number Publication Date
CA847013A true CA847013A (en) 1970-07-21

Family

ID=36331236

Family Applications (1)

Application Number Title Priority Date Filing Date
CA847013A Expired CA847013A (en) Acoustical ceiling

Country Status (1)

Country Link
CA (1) CA847013A (en)

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