CA717697A - Self-supporting roof - Google Patents

Self-supporting roof

Info

Publication number
CA717697A
CA717697A CA717697A CA717697DA CA717697A CA 717697 A CA717697 A CA 717697A CA 717697 A CA717697 A CA 717697A CA 717697D A CA717697D A CA 717697DA CA 717697 A CA717697 A CA 717697A
Authority
CA
Canada
Prior art keywords
self
supporting roof
roof
supporting
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
CA717697A
Inventor
O. Zeinetz Bertil
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA717697A publication Critical patent/CA717697A/en
Expired legal-status Critical Current

Links

CA717697A Self-supporting roof Expired CA717697A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA717697T

Publications (1)

Publication Number Publication Date
CA717697A true CA717697A (en) 1965-09-14

Family

ID=36053279

Family Applications (1)

Application Number Title Priority Date Filing Date
CA717697A Expired CA717697A (en) Self-supporting roof

Country Status (1)

Country Link
CA (1) CA717697A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3955329A (en) * 1974-05-03 1976-05-11 Hannula Wayne A Hollow structure
US4680901A (en) * 1985-11-05 1987-07-21 Genstar Structures Limited Precast concrete dome system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3955329A (en) * 1974-05-03 1976-05-11 Hannula Wayne A Hollow structure
US4680901A (en) * 1985-11-05 1987-07-21 Genstar Structures Limited Precast concrete dome system

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