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| All Patents in class 30/368 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,014 | Mar. 21, 1843 | E. Martin | Improvement in Awl Hafts | ||
| 93,937 | Aug. 17, 1869 | D.A. Wilcox | Improved centring-awl | layout tools | |
| 430,299 | Jun. 17, 1890 | J.R. Rand | Center Boring and Marking Tool | twist drill bits | |
| 938,384 | Oct. 26, 1909 | M.M. Jarvis | Punching Tool for Embroidery | punches | |