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Elisha Stav
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Amherst, NY, US
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last 30 patents
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Patent Grant
Cementitious gypsum-containing compositions and materials made ther...
Patent number
5,718,759
Issue date
Feb 17, 1998
National Gypsum Company
Elisha Stav
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Patent Grant
Cementitious gypsum-containing compositions and materials made ther...
Patent number
5,685,903
Issue date
Nov 11, 1997
National Gypsum Company
Elisha Stav
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES