CA404507A - Roofing material - Google Patents

Roofing material

Info

Publication number
CA404507A
CA404507A CA404507A CA404507DA CA404507A CA 404507 A CA404507 A CA 404507A CA 404507 A CA404507 A CA 404507A CA 404507D A CA404507D A CA 404507DA CA 404507 A CA404507 A CA 404507A
Authority
CA
Canada
Prior art keywords
roofing material
roofing
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
CA404507A
Other languages
French (fr)
Inventor
B. Burns Frank
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 CA404507A publication Critical patent/CA404507A/en
Expired legal-status Critical Current

Links

CA404507A Roofing material Expired CA404507A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA404507T

Publications (1)

Publication Number Publication Date
CA404507A true CA404507A (en) 1942-05-05

Family

ID=35415805

Family Applications (1)

Application Number Title Priority Date Filing Date
CA404507A Expired CA404507A (en) Roofing material

Country Status (1)

Country Link
CA (1) CA404507A (en)

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