| All Patents in class 221 |
Patents 1 -
15
of 119
      |
| Number | Date | Patentee | Title | Type |
| RE169 | May 07, 1850 | S. Merrick | Improvement in feeders for screw-machines | screw machines |
| 37,590 | Feb. 03, 1863 | J.H. Pratt | News-Distributer by Balloons | |
| 90,789 | Jun. 01, 1869 | J.M. Seymour, D. Whitlock | Improvement in machine for wiring blind-slats | windowblind machines |
| 166,490 | Aug. 10, 1875 | S.L. Worsley | Machine for Tapping Nuts | nut or bolt making machines |
| 181,258 | Aug. 22, 1876 | F.A. Gleason | Improvement in nail-plate feeders | nailing machines |
| 221,844 | Nov. 18, 1879 | H. Messer | Improvement in nail-feeding attachments for box-nailing machines | nailing machines |
| 246,933 | Sep. 13, 1881 | S.L. Worsley | Machine for Feeding Screw Blanks | metal threading machines |
| 257,032 | Apr. 25, 1882 | H.M. Loud | Log feeder and turner | sawmill accessories |
| 265,166 | Sep. 26, 1882 | W.S. Doig, T.L. Smith | Nail-feeding mechanism | nailing machines |
| 276,639 | May 01, 1883 | W.S. Doig, T.L. Smith | Feeder for nailing-machines | nailing machines |
| 295,705 | Mar. 25, 1884 | G.R. Williams | Button Machine | button making machinery |
| 309,103 | Dec. 09, 1884 | F.F. Schofield | Log-loader | woodworking machine material handling |
| 309,297 | Dec. 16, 1884 | J.H. Foster | Box-nailing machine | nailing machines |
| 320,217 | Jun. 16, 1885 | J. Campbell | Log-loader | sawmill accessories |
| 333,461 | Dec. 29, 1885 | E.L. Bowers, W.L. Grout | Machine for Drilling Metal Blanks | horizontal drilling machines |
