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| All Patents in class 16/DIG.033 | |||||
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| Number | Date | Patentee | Title | Type | |
| 112,978 | Mar. 21, 1871 | R.H. St. John | Improvement in hinges for sewing-machines | sewing machines | |
| 777,215 | Dec. 13, 1904 | C.R. Meston | Shaft-coupling | industrial machine shaft couplings | |