![]() ![]() Tully Original Assignee Tully Daniel F Priority date (The priority date 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 - Lifetime Application number US05/456,522 Inventor Daniel F. Google Patents Prefabricated hyperbolic paraboloid roofÄownload PDF Info Publication number US3958375A US3958375A US05/456,522 US45652274A US3958375A US 3958375 A US3958375 A US 3958375A US 45652274 A US45652274 A US 45652274A US 3958375 A US3958375 A US 3958375A Authority US United States Prior art keywords beams combination roof shell roof joining Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US3958375A - Prefabricated hyperbolic paraboloid roof ![]() US3958375A - Prefabricated hyperbolic paraboloid roof ![]()
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