| Patents Granted on 1881-05-03 |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 240,829 | May 03, 1881 | J.A. Kimball | Lathe Arbor and Polishing Coil | metal lathe accessories and attachments |
| 240,832 | May 03, 1881 | W. Madison | Wood-shaping machine | molders |
| 240,858 | May 03, 1881 | J.C. Steber | Lemon Squeezer | fruit presses |
| 240,866 | May 03, 1881 | V.P. Travers | Clasp for adjusting hammocks | |
| 240,867 | May 03, 1881 | W.E. Vernon | Machine for Roasting Coffee, Peanuts, &c. | coffee roasters |
| 240,881 | May 03, 1881 | C.M. Brown | Power-hammer | trip and helve hammers |
| 240,882 | May 03, 1881 | J.W. Calef | Lead Seal Press | pliers |
| 240,912 | May 03, 1881 | W.D. Leavitt | Baling-press | hay or straw binders |
| 240,917 | May 03, 1881 | J. McCandless | Tap for Threading Sockets | taps and dies |
| 240,984 | May 03, 1881 | T.P. Farmer | Art of Manufacturing Twist Drills | making drills and augers |
| 240,985 | May 03, 1881 | J.B. Fellows | Bobbin lathe | spool or bobbin machines |
| 240,994 | May 03, 1881 | C.J. Gaume | Gas Engine | gas and gasoline engines |
| 241,031 | May 03, 1881 | N.M. Lawrence | Hand sawing-machine | drag saws |
| 241,082 | May 03, 1881 | E.S. Snyder | Saw-tooth | insertable saw teeth |
