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| All Patents in class 200/8R | |||||
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| Number | Date | Patentee | Title | Type | |
| 320,630 | Jun. 23, 1885 | L. Daft | Electric Switch | electric switches | |
| 519,338 | May 08, 1894 | J.F. McElroy | Electric Switch | electric switches | |
| 1,682,790 | Sep. 04, 1928 | J.T. Janette | Electrical contact | electrical connectors | |
| 1,777,877 | Oct. 07, 1930 | F. Diehl | Snap switch | electric switches | |
| 1,783,041 | Nov. 25, 1930 | J.E. Hirst | Dual-arbor direct-drive tablesaw | tablesaws | |