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Darrell E. Stafford
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Peoria, IL, US
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last 30 patents
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Patent Grant
Speed controlled hydraulic lifter for internal combustion engines
Patent number
4,143,629
Issue date
Mar 13, 1979
Caterpillar Tractor Co.
Alexander Goloff
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES