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| Patents for Ella P. Blenus | |||||
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| Number | Date | Patentee | Title | Type | |
| 804,679 | Nov. 14, 1905 | E. Searle | Screw-Driver | screwdrivers | |
| 851,956 | Apr. 30, 1907 | M.F. McMahon | Friction-clutch for automobiles and other purposes | motor vehicles | |