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| All Patents in class 318/767 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 433,702 | Aug. 05, 1890 | N. Tesla | Electrical transformer or induction device | ||
 | 456,804 | Jul. 28, 1891 | M. von Dolivo-Dobrowolsky | Alternating-current motor | |
| 511,915 | Jan. 02, 1894 | N. Tesla | Electrical Transmission of Power | ||
 | 1,041,009 | Oct. 15, 1912 | E. Bretch | Electric motor | |
| 1,303,245 | May 13, 1919 | J. Boulet | Micrometer Indicator | ||
 | 2,100,426 | Nov. 30, 1937 | A.F. Berger, M. Voege | Electric series-parallel switch | |
| 2,351,878 | Jun. 20, 1944 | P.S. Russel | Controlling Means | ||