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Patents for Edward K. Patten | |||||
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Number | Title | Classification(s) | |||
330,260 | Cutter-head | 144/219, 144/235 | |||
357,622 | Jointing and trimming machine | 144/118, 144/135 | |||
479,332 | Combined cutting and scouring head | 144/218, 144/219, 144/223, 144/38, 144/42, 451/512, 451/521 |