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Ohl; John P.
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Palm Beach, FL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Distance measuring receiver system and method
Patent number
4,675,684
Issue date
Jun 23, 1987
Ohl; John P.
Lewis C. Spence
G01 - MEASURING TESTING
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Patent Grant
Internal combustion engine
Patent number
4,552,106
Issue date
Nov 12, 1985
Ohl; John P.
Lewis C. Spence
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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last 30 patents
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