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| All Patents in class 403/148 | |||||
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| Number | Date | Patentee | Title | Type | |
| 27,588 | Mar. 20, 1860 | G. Westinghouse, Sr. | Improvement in crank-boxes | ||
| 716,438 | Dec. 23, 1902 | J.N. Lapointe | Reamer | reamers | |
| 1,651,777 | Dec. 06, 1927 | W.A. Peck | Extension-Bit Holder | drill bit extensions | |
| 2,124,006 | Jul. 19, 1938 | J.W. Parker | Dial Test Indicator | test indicators | |
| 2,673,054 | Mar. 23, 1954 | J.W. Slavik | Ball and socket support for work holders | vises | |