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| Patents for Johann Frederick Max Patitz | |||||
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| Number | Date | Patentee | Title | Type | |
| 831,982 | Sep. 25, 1906 | J.F. Patitz | Valve for blowing-engines | air compressors | |
| 835,712 | Nov. 13, 1906 | J.F. Patitz | Valve for blowing-engines | air compressors | |