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| All Patents in class 16/433 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 140,735 | Jul. 08, 1873 | H.E. Shepard | Improvement in plastic compositions for the manufacture of knobs and other molded articles | ||
 | 262,772 | Aug. 15, 1882 | S.J. Hoggson, G.C. Pettis | Organ-stop knob | |
| 1,607,604 | Nov. 23, 1926 | F.C. Blanchard | Valve Handle | ||