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Robert J. Hoopes
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Nashua, NH, US
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last 30 patents
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Corrosion inhibiting composition for reinforced concrete and method...
Patent number
5,422,141
Issue date
Jun 6, 1995
W. R. Grace & Co.-Conn.
Robert J. Hoopes
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...