Inventor
BETTS EDWARD H
US3 patents
Patents
3 patentsUS5720249AFeb 24, 1998
Apparatus and method for burning spent lubricating oil in an internal combustion engine
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US5447031ASep 5, 1995
Wastegate failure detection apparatus and method for operating same
CATERPILLAR INC39 citations88
US5868116AFeb 9, 1999
White smoke reduction apparatus and method
CATERPILLAR INC38 citations87