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William M. Schmidt
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St. Clair Shore, MI, US
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last 30 patents
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Patent Grant
Tractor cab
Patent number
D275199
Issue date
Aug 21, 1984
Allis-Chalmers Corp.
William M. Schmidt
D15 - Machines not elsewhere specified
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Patent Grant
Harvester with a laterally extending visor structure
Patent number
4,185,867
Issue date
Jan 29, 1980
Allis-Chalmers Corporation
William M. Schmidt
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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Patent Grant
Self-propelled rotary lawn mower
Patent number
4,041,679
Issue date
Aug 16, 1977
Seifert; Lester H.
Lester H. Seifert
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...