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John R. Kay
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Niagara Falls, CA
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last 30 patents
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Patent Grant
Apparatus for removal of sand from metal castings
Patent number
6,467,529
Issue date
Oct 22, 2002
Can-Eng Furnaces, Ltd.
John R. Kay
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
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Patent Application
APPARATUS FOR REMOVAL OF SAND FROM METAL CASTINGS
Publication number
20020112839
Publication date
Aug 22, 2002
John R. Kay
B22 - CASTING POWDER METALLURGY