Number | Name | Date | Kind |
---|---|---|---|
3062042 | Gulden | Nov 1962 | |
3070087 | Sittel | Dec 1962 | |
3070997 | Papritz et al. | Jan 1963 | |
3266301 | Sovatkin | Aug 1966 | |
3564907 | Holcomb et al. | Feb 1971 | |
3724263 | Rose et al. | Apr 1973 | |
3796498 | Post | Mar 1974 | |
3992926 | Berryhill | Nov 1976 | |
4115008 | Shepherd | Sep 1978 |
Number | Date | Country |
---|---|---|
446681 | Jul 1927 | DE2 |
Entry |
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Berkeley Bio-Engineering Pamphlet, Electro-Medical Technology, Inc. pamphlet. |