Number | Name | Date | Kind |
---|---|---|---|
3995114 | Marschinke | Nov 1976 | |
4118604 | Yanick | Oct 1978 | |
4119814 | Harless | Oct 1978 | |
4396806 | Anderson | Aug 1983 | |
4425481 | Mansgold | Jan 1984 | |
4450930 | Killion | May 1984 | |
4471171 | Kopke | Sep 1984 | |
4484345 | Stearns | Nov 1984 | |
4489610 | Slavin | Dec 1984 | |
4490585 | Tanaka | Dec 1984 | |
4508940 | Steeger | Apr 1985 | |
4517415 | Laurence | May 1985 | |
4528515 | Gross | Jul 1985 | |
4548083 | Engebretson | Oct 1985 | |
4596902 | Gilman | Jun 1986 | |
4680798 | Neumann | Jul 1987 | |
4689819 | Killion | Aug 1987 | |
4718099 | Hatuet | Jan 1988 | |
4731850 | Levitt | Mar 1988 | |
4792977 | Anderson et al. | Dec 1988 |
Entry |
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"Programmable Hearing Aid with Multichannel Compression", Scand. Audio., 8:121-126, 1979, Mangold & Leijon. |
Lancaster, Active Filter Cookbook, 1979, pp. 203.205. |
Radio Shack Linear Data Book, 1976, pp. 3-16, 3-17. |