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| All Patents in class 5/51.1 | |||||
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| Number | Date | Patentee | Title | Type | |
| 19,928 | Apr. 13, 1858 | S. Holl | Hub-boring machine | drilling and boring | |
| 104,358 | Jun. 14, 1870 | J.J. Russ | Improved sofa-bed | ||
| 1,436,623 | Nov. 21, 1922 | P.F. Lueth | Independent direct-acting skid lift | woodworking material handling machines | |