| Patents Granted on 1897-03-30 |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 579,570 | Mar. 30, 1897 | E.R. Fellows | Cutter and cutter-head for gear-shaping machine | gear making machines |
| 579,574 | Mar. 30, 1897 | J.H. Greenstreet | Box-making machine | box making machines |
| 579,592 | Mar. 30, 1897 | H.F. Last | Compound metal-working machine | combined anvil vises and drills |
| 579,620 | Mar. 30, 1897 | J. Weber | Lathe | metal lathe accessories and attachments |
| 579,708 | Mar. 30, 1897 | E.R. Fellows | Gear-shaping machine | gear making machines |
| 579,744 | Mar. 30, 1897 | C. Eickemeyer | Hat-brim-curling machine | |
| 579,748 | Mar. 30, 1897 | T. Haley | Hose-Strap and Spanner | firehose and hydrant wrenches |
| 579,784 | Mar. 30, 1897 | L. Baker | Stationary boiler | stationary boilers |
| 579,789 | Mar. 30, 1897 | P.T. Coffield | Gas Engine | internal combustion engine governors |
| 579,849 | Mar. 30, 1897 | L. Hugoniot-Tissot | Compound Cutter and Pliers | pliers |
| 579,851 | Mar. 30, 1897 | T.H. Mooney, N.J. Verret | Rotary Engine | rotary steam engines |
| 579,860 | Mar. 30, 1897 | O. Colborne | Gas Engine | gas and gasoline engines |
| 579,911 | Mar. 30, 1897 | J. Witzell | Plane-lubricating apparatus | plane oilers |
| 579,921 | Mar. 30, 1897 | G.L. Woodworth | Igniting Apparatus for Internal Combustion Engine | ignition systems |
