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Patents Granted on 1860-04-??
Patents 1 - 15 of 49
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NumberDatePatenteeTitleType
27,677Apr. 03, 1860E. ArmstrongSteam Puppet Valvesteam engine valves
27,682Apr. 03, 1860L.B. BatchellerMachine for manufacturing barrel-headsbarrel making machines
27,690Apr. 03, 1860T.P. ButterfieldDevice for tilting the bolt in shingle-machinesshingle machines
27,696Apr. 03, 1860J. CookLathepattern lathes
27,704Apr. 03, 1860F. DouglasImproved steam-trapsteam engines
27,705Apr. 03, 1860N. DrakeCorn Shellercorn shellers
27,771Apr. 10, 1860L. BeachImprovement in horse-rakeshay or straw rakes
27,779Apr. 10, 1860P. CrosbySawreciprocating sawmills
27,782Apr. 10, 1860L. EamesMortising-toolmortise chisels
27,784Apr. 10, 1860J.E. EmersonFastening for ax-handlesaxes
27,803Apr. 10, 1860A. Howard, Jr.Machine for making woodenwarespecialty woodworking machines
27,804Apr. 10, 1860D. HowellTrip-Hammertrip and helve hammers
27,810Apr. 10, 1860M. KaeferChuck for Cutting Disks of Paper, &c.paper cutters
27,841Apr. 10, 1860N.T. SpearMachine for Husking Cornmiller
27,846Apr. 10, 1860H. UnderwoodBeltingindustrial machine mechanisms
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