| Patents for Peter Gerlach & Co. |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 98,180 | Dec. 21, 1869 | D.T. Munger | Split Saw Nut | saw nuts |
| 130,802 | Aug. 27, 1872 | P. Gerlach, A. Knipper, J. Gerlach | Improvement in stave-sawing machines | cooper |
| 191,158 | May 22, 1877 | A. Knipper | Improvement in machines for sawing staves | cooper |
| 303,997 | Aug. 26, 1884 | R.P. Gerlach, F. Stahl | Saw-tooth | insertable saw teeth |
| 316,301 | Apr. 21, 1885 | F. Stahl | Shingle-sawing machine | shingle machines |
| 664,399 | Dec. 25, 1900 | R.P. Gerlach, F. Stahl | Stave-sawing machine | cooper |
| 678,729 | Jul. 16, 1901 | R.P. Gerlach | Sawing or cutting machine | cooper |
