| All Patents in class 81/300 |
Patents 1 -
10
of 12
      |
| Picture | Number | Date | Patentee | Title |
 | 69,563 | Oct. 08, 1867 | A. Herde | Instrument for Wrenching Bungs Out of Barrels |
 | 98,815 | Jan. 11, 1870 | G.E. Taylor | Roofing Tongs |
 | 120,851 | Nov. 14, 1871 | O.W. Burritt | Improvement in tin-roofing machines |
 | 122,308 | Jan. 02, 1872 | W.H. Downing | Improvement in Pipe Tongs |
 | 313,571 | Mar. 10, 1885 | J.C. Bauer | Spanner |
 | 343,422 | Jun. 08, 1886 | T.B. Beeson | Roofing-tongs |
| | 407,466 | Jul. 23, 1889 | S.Y. Buckman | Roofing Double Seaming Machine |
 | 458,934 | Sep. 01, 1891 | J.S. Barden | Pipe Wrench |
| | 740,739 | Oct. 06, 1903 | P. Broadbooks | Wire Working Tool |
 | 751,352 | Feb. 02, 1904 | R.L. Sehon | Wire Clamp |
