Sierra Madre, CA, US
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Patent Grant
The United States of America as represented by the administrator of the Natio...
Eugene R. DuFresne
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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California Institute of Technology
Eugene R. du Fresne
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Ameron, Inc.
Eugene R. du Fresne
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Patent Grant
Ameron, Inc.
Lee Minus Parson
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
