| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Horace Andrews | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 30,777 | Nov. 27, 1860 | C. Thurber | Caligraphy | ||
| 35,068 | Apr. 29, 1862 | J.F. Allen | Steam-engine | steam engines | |
| 35,069 | Apr. 29, 1862 | J.F. Allen | Improvement in slide-valves for steam-engines | steam engine valve gear | |
| 35,070 | Apr. 29, 1862 | J.F. Allen | Improved link-motion for steam-engines | steam engines | |
| 35,071 | Apr. 29, 1862 | J.F. Allen | Improved valve-gear for steam-engines | steam engine valve gear | |
| 579,244 | Mar. 23, 1897 | C.R. Stedman | Rotary Measure | draftsman | |