Number | Name | Date | Kind |
---|---|---|---|
2953777 | Gridley | Sep 1960 | |
2989642 | Svec | Jun 1961 | |
3879136 | Takeda | Apr 1975 | |
4037219 | Lewis | Jul 1977 | |
4101882 | Kramer | Jul 1978 | |
4118696 | Warther | Oct 1978 | |
4162399 | Hudson | Jul 1979 |
Number | Date | Country |
---|---|---|
1376304 | Dec 1974 | GBX |
Entry |
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Schwamb et al., Elements of Mechanism, John Wiley & Sons, 1904, pp.390-394. |
Wait et al., Introduction to Operational Amplifier Theory . . . , 1975, McGraw-Hill Books, pp. 171-174; 281-286. |