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All Patents of Type: metal spinning machines
Patents 1 - 7 of 7
First set of recordsLast set of records
8,589Dec. 16, 1851H.W. HaydenMachinery for Making Kettles and Articles of Like Character from Disks of Metalmetal spinning machines
14,696Apr. 15, 1856O.W. MinardImprovement in Making Brass Kettlesmetal spinning machines
16,564Feb. 03, 1857M.A. CannonImprovement in Brass Kettle Machinesmetal spinning machines
23,820May 03, 1859J. BossManufacture of Watch Casesmetal spinning machines
177,044May 02, 1876U. WassmerImprovement in spinning-lathesmetal spinning machines
187,946Feb. 27, 1877J.E. WellsSheet-Metal Spinning Machinemetal spinning machines
3,103,058Sep. 10, 1963C.E. McElroyLathe Constructionmetal spinning machines
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