This invention was made in the course of work performed under a contract/grant by the U.S. Navy.
Number | Name | Date | Kind |
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2932189 | Carlin | Apr 1960 | |
3024644 | Fry | Mar 1962 | |
3529465 | Kleesattel et al. | Sep 1970 | |
3564904 | Brenden et al. | Feb 1971 | |
3587298 | Jacobs | Jun 1971 | |
3662589 | Adler et al. | May 1972 | |
3774717 | Chodorow | Nov 1973 | |
3832888 | Langlois | Sep 1974 | |
3898840 | McElroy | Aug 1975 |
Number | Date | Country |
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1,200,378 | Jul 1970 | UK |
Entry |
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R. A. Lemons et al., Acoustic Microscope-Scanning Version, Applied Physics Letters, vol. 24, No. 5, Feb. 1975, pp. 163-165. |