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Howard S. Barr
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Escondido, CA, US
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Patents Grants
last 30 patents
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Patent Grant
Luminometer
Patent number
5,139,745
Issue date
Aug 18, 1992
Block Medical, Inc.
Howard S. Barr
G01 - MEASURING TESTING
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Patent Grant
Electronic diving system and face mask display
Patent number
5,033,818
Issue date
Jul 23, 1991
Howard S. Barr
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT