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| All Patents in class 172/604 | |||||
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| Number | Date | Patentee | Title | Type | |
| 631,844 | Aug. 29, 1899 | T. Brennan, Jr. | Seeding-Machine | seeders | |
| 849,329 | Apr. 02, 1907 | W.U. Colthar | Manufacture of cutting-disks | paper cutting machines | |