| Patents for H. F. Eberts |
Patents 31 -
45
of 45
      |
| Number | Date | Patentee | Title | Type |
| 138,505 | May 06, 1873 | T.J. Frazier, C. Lamb | Improvement in machines for trimming lumber | sawmills |
| 139,177 | May 20, 1873 | G.P. Moloney | Improvment in Pipe Tongs | pipe tongs |
| 140,136 | Jun. 24, 1873 | N.J. Holt, J. Leach | Improvement in clamps | clamps |
| 140,561 | Jul. 01, 1873 | G. Warsop | Pipe Wrenches | pipe wrenches |
| 142,354 | Sep. 02, 1873 | H. Schmidt | Bolt and Rod Cutters | bolt and rivet cutters |
| 142,733 | Sep. 09, 1873 | H.C. Rosin | Improvement in circular-saw tables | tablesaws |
| 143,908 | Oct. 21, 1873 | D.D. Ingram | Improved Pipe-Wrench | pipe wrenches |
| 144,468 | Nov. 11, 1873 | G.C. Miller | Extension Dividers | dividers |
| 147,181 | Feb. 03, 1874 | G.H. Shearer | Improvement in log-turners for saw-mills | sawmill accessories |
| 162,356 | Apr. 20, 1875 | T. Doyle | Improvement in saw-filing machines | saw sharpening machines |
| 164,881 | Jun. 22, 1875 | E. Sloan | Improvement in planking-sets for ship-carpenters | shipwright |
| 187,600 | Feb. 20, 1877 | G. Collins | Combination Countersink, Screwdriver & Gimlet Bit | countersinks |
| 193,373 | Jul. 24, 1877 | J.H. Lewis | Improvement in Hand-Tools for Working Moldings | molding planes |
| 195,180 | Sep. 11, 1877 | J.B. Stockham | Improvement in cutter-heads | cutterheads |
| 196,691 | Oct. 30, 1877 | S. Head, J. Miller | Improvement in machines for sawing staves | barrel making machines |
