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| All Patents in class 285/419 | |||||
| Number | Date | Patentee | Title | Type | |
| 466,255 | Dec. 29, 1891 | D.S. Paul | Nipple Holding Chuck | metal lathe chucks | |
| 812,162 | Feb. 06, 1906 | T. Bemis | Pneumatic tube for store service | ||