| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Andrew Knipper | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 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 | |