Number | Name | Date | Kind |
---|---|---|---|
2228024 | Abrahams | Jan 1941 | |
2342721 | Boerner | Feb 1944 | |
2370053 | Lindenblad | Feb 1945 | |
2855526 | Jones | Oct 1958 | |
3209361 | Webb | Sep 1965 | |
3241147 | Morgan | Mar 1966 | |
3262307 | Hart | Jul 1966 | |
3325779 | Supernaw et al. | Jun 1967 | |
3451260 | Thurstone | Jun 1969 |
Entry |
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"The Journal of the Acoustical Society of America", vol. 21, No. 5, Sept. 49, pp. 471-481, Refracting Sound Waves. |
"Related Experiments with Sound Waves and Electromagnetic Waves", Kock from Proceedings of the IRE, July 1959, vol. 47, No. 7, pp. 1192-1201. |