Number | Name | Date | Kind |
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3418853 | Curtis | Dec 1968 | |
4274423 | Mizuno et al. | Jun 1981 | |
4465075 | Swartz | Aug 1984 | |
4539998 | McCord et al. | Sep 1985 | |
4557269 | Reynolds et al. | Dec 1985 | |
4576181 | Wallace et al. | Mar 1986 | |
4589287 | Dickens | May 1986 |
Number | Date | Country |
---|---|---|
0079086 | May 1983 | EPX |
Entry |
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Delannois; "Low-Cost IC Transducer for Med. Press. Measurements", Med. and Biol. Engr., vol. 12, No. 3, 5-1974, pp. 364-365. |