| Patents for C. F. Clausen |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 81,898 | Sep. 08, 1868 | S.M. Hamilton | Improvement in planing-machines | wood shapers |
| 89,240 | Apr. 20, 1869 | T.T. Prosser | Improvement in steam-generators | steam generators |
| 91,965 | Jun. 29, 1869 | T.T. Prosser | Improved machine for forming threads on screws | |
| 105,372 | Jul. 12, 1870 | J.F. Ronan, Jr. | Wrench | screw adjust wrenches |
| 110,865 | Jan. 10, 1871 | T.T. Prosser | Improvement in traction-engines | steam traction engines |
| 121,555 | Dec. 05, 1871 | J.S. Teed | Improvement in water-wheels | water wheels |
| 124,028 | Feb. 27, 1872 | S.G. Bigelow | Improvement in Weatherboard Gauges | clapboard markers |
