Amherst, NY, US
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Patent Grant
The United States of America as represented by the United States Department o...
Gilbert W. Brassell
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Grant
Kennecott Corporation
Yorihiro Murata
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
