CA390130A - Thick butt shingle manufacture - Google Patents

Thick butt shingle manufacture

Info

Publication number
CA390130A
CA390130A CA390130A CA390130DA CA390130A CA 390130 A CA390130 A CA 390130A CA 390130 A CA390130 A CA 390130A CA 390130D A CA390130D A CA 390130DA CA 390130 A CA390130 A CA 390130A
Authority
CA
Canada
Prior art keywords
thick butt
shingle manufacture
butt shingle
manufacture
thick
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
CA390130A
Other languages
French (fr)
Inventor
W. B. Reade Ralph
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 CA390130A publication Critical patent/CA390130A/en
Expired legal-status Critical Current

Links

CA390130A Thick butt shingle manufacture Expired CA390130A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA390130T

Publications (1)

Publication Number Publication Date
CA390130A true CA390130A (en) 1940-07-23

Family

ID=35397724

Family Applications (1)

Application Number Title Priority Date Filing Date
CA390130A Expired CA390130A (en) Thick butt shingle manufacture

Country Status (1)

Country Link
CA (1) CA390130A (en)

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