Inventor
STEWART SHERMAN A
4 patents
Patents
4 patentsUS4067155AJan 10, 1978
Sealing system
GREFCO387 citations96
US4063395ADec 20, 1977
Twin membrane, self sealing, mechanically fastened insulated roof deck system
GREFCO86 citations92
US3958373AMay 25, 1976
Twin membrane, self sealing, mechanically fastened insulated roof deck system
GREFCO22 citations78
US4071993AFeb 7, 1978
Construction material in sheet form and method of joining sheets edge-to-edge
GREFCO8 citations64