CA414432A - Dispositif de plafond - Google Patents

Dispositif de plafond

Info

Publication number
CA414432A
CA414432A CA414432A CA414432DA CA414432A CA 414432 A CA414432 A CA 414432A CA 414432 A CA414432 A CA 414432A CA 414432D A CA414432D A CA 414432DA CA 414432 A CA414432 A CA 414432A
Authority
CA
Canada
Prior art keywords
ceiling structure
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
CA414432A
Other languages
English (en)
Inventor
P. Walker Stephen
A. Schramm Albert
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
United States Gypsum Co
Original Assignee
Canadian Gypsum Co Ltd
United States Gypsum Co
Publication date
Application granted granted Critical
Publication of CA414432A publication Critical patent/CA414432A/fr
Expired legal-status Critical Current

Links

CA414432A Dispositif de plafond Expired CA414432A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA414432T

Publications (1)

Publication Number Publication Date
CA414432A true CA414432A (fr) 1943-08-10

Family

ID=35523624

Family Applications (1)

Application Number Title Priority Date Filing Date
CA414432A Expired CA414432A (fr) Dispositif de plafond

Country Status (1)

Country Link
CA (1) CA414432A (fr)

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