Number | Name | Date | Kind |
---|---|---|---|
4008957 | Summers | Feb 1977 | |
4786042 | Stemmle | Nov 1988 | |
4800521 | Carter et al. | Jan 1989 | |
5096181 | Menon et al. | Mar 1992 | |
5157448 | Lang | Oct 1992 |
Number | Date | Country |
---|---|---|
0035715 | Mar 1980 | JPX |
0181651 | Jul 1989 | JPX |
0075551 | Mar 1990 | JPX |
0249836 | Oct 1990 | JPX |
Entry |
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Xerox Disclosure Journal, vol. 9, No. 2, Mar./Apr. 1984, pp. 113-114. |