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| Patents for John P. Parker | |||||
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| Number | Date | Patentee | Title | Type | |
| 304,552 | Sep. 02, 1884 | J.P. Parker | Follower Screw for Tobacco Presses | tobacco machinery | |
| 442,538 | Dec. 09, 1890 | J.P. Parker | Soil Pulverizer | harrows | |