CA339040A - Matiere ceramique et acoustique - Google Patents

Matiere ceramique et acoustique

Info

Publication number
CA339040A
CA339040A CA339040A CA339040DA CA339040A CA 339040 A CA339040 A CA 339040A CA 339040 A CA339040 A CA 339040A CA 339040D A CA339040D A CA 339040DA CA 339040 A CA339040 A CA 339040A
Authority
CA
Canada
Prior art keywords
acoustical material
ceramic
ceramic acoustical
acoustical
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
CA339040A
Other languages
English (en)
Inventor
Ericson Richard
S. Offutt James
R. Parsons Joseph
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 CA339040A publication Critical patent/CA339040A/fr
Expired legal-status Critical Current

Links

CA339040A Matiere ceramique et acoustique Expired CA339040A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA339040T

Publications (1)

Publication Number Publication Date
CA339040A true CA339040A (fr) 1934-01-30

Family

ID=35302181

Family Applications (1)

Application Number Title Priority Date Filing Date
CA339040A Expired CA339040A (fr) Matiere ceramique et acoustique

Country Status (1)

Country Link
CA (1) CA339040A (fr)

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