| Patents for Eli B. Hayes |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 118,365 | Aug. 22, 1871 | E.B. Hayes | Improvement in cutter-heads | cutterheads |
| 296,562 | Apr. 08, 1884 | E.B. Hayes | Blind-slat machine | windowblind machines |
| 314,124 | Mar. 17, 1885 | E.B. Hayes | Machine for boring blind-stiles | multiple spindle drill presses |
| 476,202 | May 31, 1892 | E.B. Hayes | Sash machine | window making machines |
| 477,756 | Jun. 28, 1892 | E.B. Hayes | Cut-off saw | circular crosscut saws |
| 487,348 | Dec. 06, 1892 | E.B. Hayes | Molding and blind-slat-planing machine | windowblind machines |
| 497,978 | May 23, 1893 | E.B. Hayes | Door-machine | specialty woodworking machines |
| 497,979 | May 23, 1893 | E.B. Hayes | Door-machine | specialty woodworking machines |
| 525,812 | Sep. 11, 1894 | E.B. Hayes | Tenoning-machine | tenoning machines |
| 580,489 | Apr. 13, 1897 | E.B. Hayes | Dowel-making machine | dowel making machines |
| 590,836 | Sep. 28, 1897 | E.B. Hayes | Double planer and sander | sanding machines |
| 590,888 | Sep. 28, 1897 | E.B. Hayes | Cutter-head for planing-machines | cutterheads |
| 714,899 | Dec. 02, 1902 | E.B. Hayes | Sanding-machine | sanding machines |
| 715,204 | Dec. 02, 1902 | E.B. Hayes | Sanding machine | sanding machines |
