| Patents for John Becker |
Patents 1 -
15
of 33
      |
| Number | Date | Patentee | Title | Type |
| 83,347 | Oct. 20, 1868 | P.A. Whitney, A.W. Whitney | Machine for Bending and Folding Sheet Metal | sheet metal |
| 101,975 | Apr. 19, 1870 | J.R. Boutelle | Lathe spindle | wood lathe accessories |
| 119,654 | Oct. 03, 1871 | D. Sager | Corn Husker | corn huskers |
| 122,768 | Jan. 16, 1872 | G. Hunzikee | Improved Watchmakers Lathes | watchmakers lathes |
| 128,274 | Jun. 25, 1872 | N.H. Baldwin | Improvement in knitting-machine needles | knitting machines |
| 130,258 | Aug. 06, 1872 | W.H. Warren | Improvement in Slotting and Shaping Machines | metal shapers |
| 132,239 | Oct. 15, 1872 | T.R. Bailey | Improvement in Key-Seat Cutting-Machines | key seating machines |
| 134,425 | Dec. 31, 1872 | F.E. Frey | Flexible Saw Filing Apparatus | saw sharpening machines |
| 136,907 | Mar. 18, 1873 | S.B. Dexter | Combined Adjustable Pincers and Grappling Tongs | pliers |
| 146,923 | Jan. 27, 1874 | M. Love | Improvement in Metal-Drilling Machines | drilling and boring |
| 147,674 | Feb. 17, 1874 | T. Coulter, H. McKenzie | Machines for Turning Carriage-Axles | wagon maker |
| 158,548 | Jan. 05, 1875 | B.L. Walker | Wrenches | nut wrenches |
| 158,668 | Jan. 12, 1875 | O.T. Bedell | Wrenches | screw adjust wrenches |
| 162,101 | Apr. 13, 1875 | G.H. Reynolds | Valve Gear for Steam Engines | steam engine valve gear |
| 168,064 | Sep. 21, 1875 | H. Thomas | Planer-Chuck | metal planer accessories |
