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| All Patents in class 451/102 | |||||
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| Number | Date | Patentee | Title | Type | |
| 108,408 | Oct. 18, 1870 | B.C. Tilghman | Improvement in cutting and engraving stone, metal, glass, &c. | ||
| 1,170,198 | Feb. 01, 1916 | F.G. Chambers, A. Winter, J.E. Sweet | Sand Blast Device | sand blasters | |
| 4,545,157 | Oct. 08, 1985 | A.C. Saurwein | Center feeding water jet/abrasive cutting nozzle assembly | water jet cutting apparatus | |