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Rudolf K. Braun
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Wharton, NJ, US
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last 30 patents
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Patent Grant
Apparatus for making spherical particles
Patent number
4,749,398
Issue date
Jun 7, 1988
Potters Industries, Inc.
Rudolf K. Braun
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Patent Grant
Method for making spherical particles
Patent number
4,643,753
Issue date
Feb 17, 1987
Potters Industries, Inc.
Rudolf K. Braun
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES