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All Patents in class 451/332
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,264,928May 07, 1918L.R. HeimDevice for Feeding Rolls for End Grinding
1,415,530May 09, 1922F.M. DavisFeeding and clamping means for metal-working machinesmetalworking machine mechanisms
1,576,820Mar. 16, 1926F.E. GardnerGrinding machinedisk sanders
1,599,374Sep. 07, 1926H.F. SkillingsGrinding Machinesurface grinders
1,628,618May 10, 1927H.K. SpencerMeans For Handling Articlesgrinding attachments
1,991,712Feb. 19, 1935F.J. ThelerGrinding Machinegrinding machines
2,706,369Apr. 19, 1955E.L. DixCenterless grinding machine with loading and unloading mechanismgrinders
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