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| All Patents in class 83/580 | |||||
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| Number | Title | Classification(s) | |||
| 393,036 | Punching and Shearing Machine | 83/523, 83/552, 83/580, 83/598 | |||
| 457,405 | Metal Shears | 30/250, 81/381, 83/580, 83/598 | |||
| 626,334 | Musician's Wire Cutting Device | 83/580 | |||