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| All Patents in class 451/410 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,637,151 | May 05, 1953 | W.B. Boice | Work rest and wheel mount | ||
| 2,974,451 | Mar. 14, 1961 | W. Bader, R.W. Berry, Jr., F.K. Beyer | Grinding machine accessory | grinding attachments | |
| 3,861,088 | Jan. 21, 1975 | R.F. Brieco | Fixture for Supporting a Tool Subject to Grinding Including Accurately Positionable Tilting Angle Plate | grinding fixtures | |