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All Patents in class 200/8A | |||||
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Number | Date | Patentee | Title | Type | |
320,630 | Jun. 23, 1885 | L. Daft | Electric Switch | electric switches | |
649,972 | May 22, 1900 | T.S. Watson | Electric-motor-controlling device | dental apparatus | |
1,956,430 | Apr. 24, 1934 | W.B. Turner | Reversing switch | ||
2,233,113 | Feb. 25, 1941 | B.J. Smith, Jr. | Radio Receiving Apparatus | radios |