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| Patents for John H. Palmer | |||||
| Number | Date | Patentee | Title | Type | |
| 14,289 | Feb. 19, 1856 | J.H. Palmer | Machine for tenoning window-blinds | windowblind machines | |
| 177,529 | May 16, 1876 | J. Magers | Improvement in Auger-Handles | auger handles | |