| Patents for James L. Haven & Co. |
Patents 1 -
10
of 20
      |
| Picture | Number | Date | Patentee | Title |
 | 3,131X | Sep. 06, 1819 | T. Blanchard | Turning irregular forms |
 | 9,431 | Nov. 30, 1852 | J. Guild | Mortising-machine |
 | 22,802 | Feb. 01, 1859 | I.A. Hedges | Improvement in Mills for Grinding Cane, &c. |
 | 39,182 | Jul. 07, 1863 | I. Straub | Improvement in sugar-cane-crushing mills |
 | 61,424 | Jan. 22, 1867 | J.L. Haven | Improved meat-cutter |
 | D2,674 | Jun. 18, 1867 | G.P. Darrow | Design for a Plough-Clevis |
 | 81,480 | Aug. 25, 1868 | G.P. Darrow | Improvement in cast nuts |
 | D3,785 | Dec. 14, 1869 | G. Johnson (Administrator), G.P. Darrow | Design For A Plow-Clevis |
 | 99,716 | Feb. 08, 1870 | T.J. Shannon | Improvement in molding-cutter |
 | RE4,028 | Jun. 14, 1870 | J. Lemman | Improved bedstead-fastening |
