| Patents for W. Hauff |
Patents 46 -
60
of 66
      |
| Number | Date | Patentee | Title | Type |
| 189,498 | Apr. 10, 1877 | M. Rose | Improvement in sawing-machines | tablesaws |
| 191,493 | May 29, 1877 | A.V. Trust | Wrench | self-adjust wrenches |
| 196,623 | Oct. 30, 1877 | J. Blum | Improvement in Scraping-Tools | scratch beaders |
| 205,401 | Jun. 25, 1878 | J. Mannebach | Improvement in box-planing machines | box making machines |
| 236,772 | Jan. 18, 1881 | F. Brown | Fog-signal | nautical fog signals |
| 251,333 | Dec. 20, 1881 | A. Zoller | Wrench For Bung Bushes | wrenches |
| 278,177 | May 22, 1883 | C.H. Pettit | Mortising-tool | mortise chisels |
| 281,104 | Jul. 10, 1883 | G. Meyer | Wood-bending machine | wood bending machines |
| 281,105 | Jul. 10, 1883 | G. Meyer | Reaming-saw | music instrument maker |
| 284,807 | Sep. 11, 1883 | F. Brown | Fog Signal | nautical fog signals |
| 295,385 | Mar. 18, 1884 | W.H. Hankin, Jr. | Saw | saw handles |
| 297,013 | Apr. 15, 1884 | M. Rothschild | Tool for boring square holes | wood drilling and boring |
| 297,454 | Apr. 22, 1884 | A. Schwitter | Rose-engine | specialty woodworking machines |
| 302,069 | Jul. 15, 1884 | H.M. Waterman | Extension Gage | measurement gauges |
| 309,388 | Dec. 16, 1884 | W.H. Hankin, Jr. | Saw Handle | saw handles |
