All Patents in class 474 |
Patents 391 -
405
of 585
|
Number | Date | Patentee | Title | Type |
1,638,720 | Aug. 09, 1927 | A. Anderson | Pulley wheel | bandsaws |
1,645,552 | Oct. 18, 1927 | C.E. Tannewitz | Band-saw wheel | bandsaws |
1,650,668 | Nov. 29, 1927 | C.J. Travers | Tractor | |
1,656,628 | Jan. 17, 1928 | R.J. Gits | Power Transmission Belt | power transmission chains, belts and sprockets |
1,662,511 | Mar. 13, 1928 | W. Geist | Power-transmitting mechanism | industrial machine pulleys and belt drive mechanisms |
1,662,660 | Mar. 13, 1928 | H.C. Clay | Controller for Variable Speed Transmission | industrial machine speed and direction changing mechanisms |
1,666,135 | Apr. 17, 1928 | L.S. Hall | Belt-tensioning device for threading machines and the like | pipe threading machines |
1,670,139 | May 15, 1928 | F.B. Cockburn | Lathe | metal lathe mechanisms |
1,671,048 | May 22, 1928 | P.B. Reeves | Belt fastener | industrial machine pulleys and belt drive mechanisms |
1,690,111 | Nov. 06, 1928 | L.R. Heston, A.L. Anderson | Sawing machine | circular crosscut saws |
1,690,145 | Nov. 06, 1928 | W.O. Vivarttas | Molding machine | molders |
1,708,672 | Apr. 09, 1929 | E.J. Hornberger | Motor drive for lathes | metal lathes |
1,723,077 | Aug. 06, 1929 | J.A. Richards | Circular-saw structure | tablesaws |
1,731,599 | Oct. 15, 1929 | C.E. Tannewitz | Band-saw wheel | bandsaws |
1,740,810 | Dec. 24, 1929 | D.P. Davies | Tractor | tractors |