Number | Name | Date | Kind |
---|---|---|---|
2015279 | Middleton | Sep 1935 | |
2429420 | McMaster | Oct 1947 | |
2675456 | Cleminson | Apr 1954 | |
4141425 | Treat | Feb 1979 |
Entry |
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Linden, "New Power Sources & Energy Converters", in Electronics, vol. 35, #3, 1962, pp. 35-42. |
Hill, "Electronics in Engineering", 1961, Chap. 8, Dec. 3, pp. 150-154. |