Number | Name | Date | Kind |
---|---|---|---|
3634929 | Yoshida et al. | Jan 1972 | |
3641661 | Canning et al. | Feb 1972 | |
3702025 | Archer | Nov 1972 | |
3771217 | Hartman | Nov 1973 | |
3795972 | Calhoun | Mar 1974 | |
3795973 | Calhoun | Mar 1974 | |
3795974 | Calhoun | Mar 1974 | |
3795975 | Calhoun et al. | Mar 1974 | |
3835530 | Kilby | Sep 1974 | |
3839781 | Russel | Oct 1974 | |
4701860 | Mader | Oct 1987 | |
4778771 | Hiki | Oct 1988 |
Number | Date | Country |
---|---|---|
1444193 | Jul 1976 | GBX |
8202603 | Aug 1982 | WOX |
Entry |
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M. Canning et al., "Active Memory Calls for Discretion", Electronics, Feb. 20, 1967, pp. 143-154. |
A. J. Yerman et al., U.S. Pat. Appl. No. 947,151, Filed 12-29-86. |
V. A. K. Temple, U.S. Pat. Appl. No. 179,441, Filed on 4-8-88. |