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| Patents for Albert Hitzert | |||||
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| Number | Date | Patentee | Title | Type | |
| 313,207 | Mar. 03, 1885 | A. Hitzert | Barrel-hoop machine | barrel making machines | |
| 568,978 | Oct. 06, 1896 | A. Hitzert | Barrel-head machine | cooper | |