| Patents for Samuel Darling |
Patents 1 -
15
of 53
      |
| Number | Date | Patentee | Title | Type |
| 9,976 | Aug. 30, 1853 | S. Darling | Apparatus for Grinding & Shaping Metals | surface grinders |
| 18,265 | Sep. 22, 1857 | S. Darling, J.W. Strange | Pencil Sharpener | draftsman |
| 18,327 | Oct. 06, 1857 | S. Darling | Manufacture of Metallic Squares | try squares |
| 21,554 | Sep. 21, 1858 | S. Darling | Inkstand | draftsman |
| 44,611 | Oct. 11, 1864 | S. Darling | Weighing Apparatus | scales and balances |
| 49,093 | Aug. 01, 1865 | S. Darling | inkstand | draftsman |
| 51,931 | Jan. 09, 1866 | S. Darling | Inkstand | draftsman |
| 68,588 | Sep. 03, 1867 | S. Darling | Inkstand | draftsman |
| 73,082 | Jan. 07, 1868 | S. Darling | Straight Edge | graduated rules |
| 73,956 | Feb. 04, 1868 | S. Darling | Improved Pen Cleaner | draftsman |
| 73,957 | Feb. 04, 1868 | S. Darling | Improved Gas Heater | blacksmith |
| RE2,869 | Feb. 18, 1868 | S. Darling | Improvement in the Manufacture of Metallic Squares | try squares |
| 76,409 | Apr. 07, 1868 | S. Darling | Improvement in inkstands | draftsman |
| 76,410 | Apr. 07, 1868 | S. Darling | Vise Handle Holder | bench vises |
| 76,719 | Apr. 14, 1868 | J.E. Hall, S. Darling | Improvment in Inkstands | draftsman |
