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Ronald J. Rogalla
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Melrose Park, IL, US
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last 30 patents
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Patent Grant
Automatic oil additive injector
Patent number
5,327,861
Issue date
Jul 12, 1994
Navistar International Transportation Corp.
Ronald J. Rogalla
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Patent Grant
Priming reservoir and volume compensation device for hydraulic unit...
Patent number
5,245,970
Issue date
Sep 21, 1993
Navistar International Transportation Corp.
Titus J. Iwaszkiewicz
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS