| All Patents in class 100/191 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 446,311 | Feb. 10, 1891 | H.L. Whitman | Baling-press | hay or straw binders |
| 453,098 | May 26, 1891 | C.E. Whitman | Baling-press | hay or straw binders |
| 471,113 | Mar. 22, 1892 | U. Gibeault | Hay Press | hay or straw presses |
| 472,838 | Apr. 12, 1892 | H.L. Whitman | Baling-press | hay or straw binders |
| 675,258 | May 28, 1901 | H.L. Whitman | Baling-press | hay or straw binders |
| RE24,665 | Jul. 07, 1959 | K. Ruckstuhl | Extrusion press | |
| 2,984,173 | May 16, 1961 | W.C. Briggs, J.B. Roche | Extrusion die for briquetting machine | |
