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| Patents for F. W. Rowekamp | |||||
| Picture | Number | Date | Patentee | Title | |
![]() | 154,883 | Sep. 08, 1874 | A. Miller | Improvement in machines for dressing and crozing barrels | |
![]() | 154,884 | Sep. 08, 1874 | A. Miller | Improvement in machines for dressing and crozing staves | |
![]() | 154,885 | Sep. 08, 1874 | A. Miller | Improvement in barrel dressing and crozing machines | |