Number | Name | Date | Kind |
---|---|---|---|
4000468 | Brown et al. | Dec 1976 | |
4028500 | McClure et al. | Jun 1977 | |
4363028 | Bosnak | Dec 1982 | |
4389638 | Gontowski | Jun 1983 | |
5732330 | Anderson et al. | Mar 1998 | |
5757267 | Xydis | May 1998 | |
5796852 | Yamaguchi | Aug 1998 |
Number | Date | Country |
---|---|---|
0 265 064 | Apr 1988 | EPX |
0 493 973 | Jul 1992 | EPX |
Entry |
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International Search Report dated Jan. 25, 2000. |