| Patents Granted on 1857-07-07 |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 17,720 | Jul. 07, 1857 | G.W. Bachman | Machine for Husking Corn | corn huskers |
| 17,731 | Jul. 07, 1857 | W. Emery, Jr. | Machine for Husking Corn | corn huskers |
| 17,735 | Jul. 07, 1857 | S. Going | Securing Plow Arms with a Single Screw | plow planes |
| 17,736 | Jul. 07, 1857 | J.H. Goodell | Machine for straightening veneers | veneer machines |
| 17,737 | Jul. 07, 1857 | J.H. Hathaway | Improvements in Slide-Wrenches | nut wrenches |
| 17,738 | Jul. 07, 1857 | V. Gibbs, R. Hazen | Upsetting Tires | tire upsetters |
| 17,762 | Jul. 07, 1857 | H. Edgarton, G.W. Walton | Mode of operating radial cutters in lathes for beaded work | wood lathes |
| 17,769 | Jul. 07, 1857 | H.W. Porter | Bit brace | brace handles |
| 17,770 | Jul. 07, 1857 | A.J. Smith | Bit or drill holder | brace chucks |
