CA342766A - Acoustical ceiling - Google Patents

Acoustical ceiling

Info

Publication number
CA342766A
CA342766A CA342766A CA342766DA CA342766A CA 342766 A CA342766 A CA 342766A CA 342766 A CA342766 A CA 342766A CA 342766D A CA342766D A CA 342766DA CA 342766 A CA342766 A CA 342766A
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
CA342766A
Other languages
French (fr)
Inventor
L. Stubbs Frank
H. Nold John
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.)
Canadian Gypsum Co Ltd
Original Assignee
Canadian Gypsum Co Ltd
Publication date
Application granted granted Critical
Publication of CA342766A publication Critical patent/CA342766A/en
Expired legal-status Critical Current

Links

CA342766A Acoustical ceiling Expired CA342766A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA342766T

Publications (1)

Publication Number Publication Date
CA342766A true CA342766A (en) 1934-07-03

Family

ID=35314040

Family Applications (1)

Application Number Title Priority Date Filing Date
CA342766A Expired CA342766A (en) Acoustical ceiling

Country Status (1)

Country Link
CA (1) CA342766A (en)

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