| All Patents in class 81/64 |
Patents 31 -
45
of 66
      |
| Number | Date | Patentee | Title | Type |
| 628,749 | Jul. 11, 1899 | W.A. Bradford | Pipe Wrench | chain and strap wrenches |
| 635,049 | Oct. 17, 1899 | L. Look | Jar Closer or Opener | jar wrenches |
| 635,662 | Oct. 24, 1899 | J.W. Pentz, C.H. Colkitt | Device For Opening Jars | jar wrenches |
| 649,259 | May 08, 1900 | S.J. Gallagher, F. Powell | Improvements in Devices for Gripping Cylindrical Surfaces | chain and strap wrenches |
| 651,220 | Jun. 05, 1900 | A.W. Warnock | Pipe Wrench | chain and strap wrenches |
| 671,461 | Apr. 09, 1901 | E.T. Warn | Chuck-wrench | |
| 685,655 | Oct. 29, 1901 | W.S. Tubbs | Pipe Wrench | pipe tongs |
| 689,325 | Dec. 17, 1901 | F.E. Sands | Pipe Wrench | chain and strap wrenches |
| 693,353 | Feb. 11, 1902 | J.B. Erwin | Can Holder | jar wrenches |
| 698,492 | Apr. 29, 1902 | W.V. Hart | Clamping Device For Fruit Jar Lids | jar wrenches |
| 700,752 | May 27, 1902 | J.B. Erwin | Cover Wrench | jar wrenches |
| 701,489 | Jun. 03, 1902 | W. Love | Pipe Wrench | chain and strap wrenches |
| 705,596 | Jul. 29, 1902 | J.G. Morith | Pipe Wrench | pipe wrenches |
| 714,610 | Nov. 25, 1902 | W.H. Rawe | Pipe Wrench | chain and strap wrenches |
| 763,590 | Jun. 28, 1904 | R.J. Berthoud | Wrench | jar wrenches |
