| Patents Granted on 1899-05-__ |
Patents 1 -
15
of 65
      |
| Number | Date | Patentee | Title | Type |
| 623,980 | May 02, 1899 | F. Burger | Automatic Explosive Compression Engine | gas and gasoline engines |
| 624,017 | May 02, 1899 | F.G. Hampson | Change Driving Gear | metalworking speed changing mechanisms |
| 624,060 | May 02, 1899 | E. Fortin, A.M. Beauvais | Machine for Turning Pearl Buttons, &c. | button making machinery |
| 624,101 | May 02, 1899 | D.C. Griggs, G. Rowbottom | Drop Hammer | drop hammers |
| 624,122 | May 02, 1899 | H.M. Stevenson | Spiral tool-driver | spiral screwdrivers |
| 624,149 | May 02, 1899 | A.H. Anderson | Wrench | quick adjust wrenches |
| 624,211 | May 02, 1899 | J.N. Hill | Improvements in Wagon-Wrenches | |
| 624,225 | May 02, 1899 | G.F. Larkin | Hat Block Chuck | wood lathe chucks |
| 624,253 | May 02, 1899 | H. Rudebock | Pipe Wrench | chain and strap wrenches |
| 624,282 | May 02, 1899 | W.H. Wyler | Oiler | axle nut wrench combination tools |
| 624,332 | May 02, 1899 | E.J. Hicks | Saw-jointer | saw jointers |
| D30,736 | May 09, 1899 | J.B. Charpiot | Design for a Hatchet or Ax Head | axes |
| 624,439 | May 09, 1899 | A.L. Adams | Expansion-Bit | adjustable drill bits |
| 624,457 | May 09, 1899 | M.D. Converse | Cork Extractor | non worm cork extractors |
| 624,490 | May 09, 1899 | E.G. Hoffmann | Device for Holding Circular Cutters | lathe tool holders and tool posts |
