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In his work, Deere found, through the frequent repairs that he had to make, that the wood and cast-ironplowused in the easternUnited Statesfrom the 1820s was not suited to the heavy stickysoilsof theprairies. He began experimenting, and in 1837 he invented one of the first steelplowsthat...
The article describes a plow manufactured by Grand Detour, Illinois, inventor John Deere in 1838 displayed at the U.S. Smithsonian Institution's American History Museum in Washington, D.C. It discusses Deere's curved blade made of ...
John Deere's Powerful Idea: The Perfect Plow Discusses the invention of the John Deere plow and the man behind it, including the idea, the obstacles, and the eventual success -- T Collins 被引量: 0发表: 2015年 JOHN DEERE PLOW The article describes a plow manufactured by Grand Detour, Il...
“In 1837 John Deere moved to the small northern Illinois town of Grand Detour where he became aware of the iron plow’s inability to penetrate the clay soil (Deere, 2006).” The iron plow did not work. A change had to happen (Deere, 2006) (Deere, 1998) (Steel Plow, 1999) (Deere...
Graham Plow, Inc. (plaintiff-appellee) is a licensee under the patent. The trial court found the patent valid and that Claims 1 and 2 of the patent were infringed by defendants John Deere Company of Kansas City and Deere & Company. From the judgment entered pursuant to findings of fact ...
John Deere 995 Reversible Plow Add Model ADD MODEL --Please Select-- Export to Excel Option 12.3 m 7.5 ft Option 22.7 m 9 ft Option 33.2 m 10.5 ft Option 43.7 m 12 ft Plowing depth35.6 cm 14 in. Horsepower required - Option 15-bottom: 96.9-123 kW ...
作者:Brown, Edmund G. 页数:70 定价:$ 35.02 ISBN:9781270352129 豆瓣评分 目前无人评价 评价: 写笔记 写书评 加入购书单 分享到 推荐 我要写书评 John Deere Plow Company of Moline的书评 ···(全部 0 条) + 加入购书单 谁读这本书?··· 二手市场· ·...
John Deere 2430 Chisel Plow Add Model ADD MODEL --Please Select-- Export to Excel Working widths - Rigid frameOption 1 3.56 to 5.28 m 11.67 to 17.33 ft 3.05 to 5.49 m 10 to 18 ft Maximum depthRigid, TruPosition: max: 20.32 cm ...
M. M. Meredith, Petitioner, V. John Deere Plow Company, of Moline, Illinois, a Corporation. U.S. Supreme Court Transcript of Record with Supporting Pl 作者: Peterson, John Leroy 页数: 46定价: $ 32.76ISBN: 9781270345558豆瓣评分 目前无人评价 ...