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All Patents in class 451/308
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
230,663Aug. 03, 1880F.A. SavageSpoke-finishing machinewheelwright
250,455Dec. 06, 1881F.A. SavageSpoke-finishing machinewheelwright
1,060,565Apr. 29, 1913G.M. HallSanding-machinesanding machines
1,144,347Jun. 29, 1915A.L. Butcher, H. FlickAutomatic spoke-sanding machinewheelwright
2,489,811Nov. 29, 1949H.C. PerkinsBelt polishing and grinding machinesanding machines
2,612,007Sep. 30, 1952R.M. BellAbrasive belt attachment for abrasive wheel machinessanding machines
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