| Patents for D. B. Richards |
Patents 1 -
10
of 16
      |
| Picture | Number | Date | Patentee | Title |
| | 134,284 | Dec. 24, 1872 | F.A. Huntington | Roller crushing-mill |
 | 648,960 | May 08, 1900 | F.A. Huntington | Roller crushing-mill |
 | D32,795 | Jun. 05, 1900 | J. Simonds | Design for a Member for Saw Handles |
 | 661,184 | Nov. 06, 1900 | J.T. Ludlow | Ammonia-compressor |
 | 742,480 | Oct. 27, 1903 | E.I. Nichols | Steam-generator |
 | 902,830 | Nov. 03, 1908 | A.W. Peterson | Wrench |
 | 968,958 | Aug. 30, 1910 | P. Krichbaum | Folding Square |
 | 985,366 | Feb. 28, 1911 | C.K. Orton | Impelling pressure-roller for wood-planing machines |
 | 1,041,687 | Oct. 15, 1912 | J. Smith | Carpenter's Gage |
 | 1,081,626 | Dec. 16, 1913 | A.W. Peterson | Wrench |
