CA437651A - Granule pour toitures - Google Patents

Granule pour toitures

Info

Publication number
CA437651A
CA437651A CA437651A CA437651DA CA437651A CA 437651 A CA437651 A CA 437651A CA 437651 A CA437651 A CA 437651A CA 437651D A CA437651D A CA 437651DA CA 437651 A CA437651 A CA 437651A
Authority
CA
Canada
Prior art keywords
roofing granule
roofing
granule
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
CA437651A
Other languages
English (en)
Inventor
E. Buzzell Maurice
W. Swenson George
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
Publication date
Application granted granted Critical
Publication of CA437651A publication Critical patent/CA437651A/fr
Expired legal-status Critical Current

Links

CA437651A Granule pour toitures Expired CA437651A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA437651T

Publications (1)

Publication Number Publication Date
CA437651A true CA437651A (fr) 1946-10-29

Family

ID=35552886

Family Applications (1)

Application Number Title Priority Date Filing Date
CA437651A Expired CA437651A (fr) Granule pour toitures

Country Status (1)

Country Link
CA (1) CA437651A (fr)

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