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Carl Prentice
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Acton, CA
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Patents Grants
last 30 patents
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Patent Grant
Marine engine winterizing system
Patent number
6,510,862
Issue date
Jan 28, 2003
Carl Prentice
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
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Patent Application
Marine engine winterizing system
Publication number
20020069912
Publication date
Jun 13, 2002
Carl Prentice
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC