| All Patents in class 144/250.1 |
Patents 1 -
10
of 87
      |
| Picture | Number | Date | Patentee | Title |
 | 8,438 | Oct. 14, 1851 | J. Yandell | Telegraph insulator |
 | 25,313 | Sep. 06, 1859 | H.H. Baker | Tonguing and grooving machine |
 | 44,110 | Sep. 06, 1864 | A. Parker | Improvement in feed-rollers for saw and planing machines |
 | 109,199 | Nov. 15, 1870 | C. Gilpin | Improvement in feed-rolls for rossing-machines |
 | 117,230 | Jul. 18, 1871 | S.A. Woods, G.E. Woodbury | Improvement in planing-machines |
 | 135,224 | Jan. 28, 1873 | S. Inman | Improvement in feed-rolls for planing machines |
 | 142,294 | Aug. 26, 1873 | J.M. Stowell | Improvement in sawing-machines |
 | 149,645 | Apr. 14, 1874 | T.N. Egery | Improvement in feed-rolls for saw-mills |
 | 151,637 | Jun. 02, 1874 | C.A. Weed, J.I. Schnetz | Improvement in planing-machines |
 | 158,671 | Jan. 12, 1875 | S.N. Brown, H.W. Meyer | Improvement in feed-rollers for planing-machines |
