| Patents for L. H. Olmsted |
Patents 1 -
10
of 17
      |
| Picture | Number | Date | Patentee | Title |
 | 33,751 | Nov. 19, 1861 | L.H. Olmsted | Improvement in oilers |
 | 42,593 | May 03, 1864 | L.H. Olmsted | Improvement in oil-cans |
 | 54,394 | May 01, 1866 | L.H. Olmsted | Improvement in oilers |
 | 54,760 | May 15, 1866 | L.H. Olmsted | Improvement in chucks |
 | 84,505 | Dec. 01, 1868 | L.H. Olmsted | Improvement in paper-files |
 | 100,656 | Mar. 08, 1870 | L.H. Olmsted | Improvement in card-racks |
 | 188,533 | Mar. 20, 1877 | L.H. Olmsted | Improvement in lamps |
 | 190,069 | Apr. 24, 1877 | L.H. Olmsted | Improvement in lamps |
 | 190,894 | May 15, 1877 | L.H. Olmsted | Improvement in lamps |
 | 195,725 | Oct. 02, 1877 | L.H. Olmsted | Improvement in lamps |
