B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
20/20.2
B32B 27/34 (2006.01)
Patent
CA 1313448
Abstract of the Disclosure Roofing System Having Lightweight Base Sheet A new roofing system comprising a roof deck, a hot bitumen impervious non-woven polyester web base sheet having a polymer latex coating on at least one side thereof, and a roof surface secured to the base sheet to render the roofing system water impermeable.
599046
Schmidt Alfred H. F.
Vogler Karl H.
Finlayson & Singlehurst
Freudenberg Spunweb Company
Schmidt Alfred H. F.
Vogler Karl H.
LandOfFree
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