Number | Date | Country | Kind |
---|---|---|---|
56-86397 | Jun 1981 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3864963 | Rivere | Feb 1975 | |
3977239 | Hulls et al. | Aug 1976 |
Entry |
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Thomas, D. W. et al., Determination of Engine . . . Waveform, from Electronics Letters, Apr. 2, 1970, vol. 6, No. 7, pp. 193, 194. |