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Howard E. Stuller
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Lubbock, TX, US
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last 30 patents
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Patent Grant
Scraper elevator with lower drive sprockets
Patent number
4,053,997
Issue date
Oct 18, 1977
Clark Equipment Company
Howard E. Stuller
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Patent Grant
Four-wheeled elevating scraper
Patent number
4,023,285
Issue date
May 17, 1977
Clark Equipment Company
James E. Hancock
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING