| Patents for E. H. Monroe |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 498,048 | May 23, 1893 | W. Craige | Pipe Wrench | pipe wrenches |
| 549,748 | Nov. 12, 1895 | E.F. Rate | Husking Pin | miller |
| 550,969 | Dec. 10, 1895 | J. Hastings | Vehicle Axle Nut Wrench | axle nut wrenches that lock nut to wheel hub |
| 558,673 | Apr. 21, 1896 | C.J. Colling | Machine for Making Curved Molding and Embossing | |
| 582,530 | May 11, 1897 | S.W. Hyatt | Crank Fastening For Bicycles | auxiliary wrenches |
| 585,533 | Jun. 29, 1897 | D.J. Quin | Ratchet Wrench | ratchet wrenches |
| 609,872 | Aug. 30, 1898 | D.M. Campbell | Bale Tie | ratchet wrenches |
