James J. Segada

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North Tonawanda, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Fire-resistant gypsum board
- Patent number 4,564,544
- Issue date Jan 14, 1986
- National Gypsum Company
- Edward A. Burkard
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES