Number | Date | Country | Kind |
---|---|---|---|
91100416.6 | Jan 1991 | EPX |
Number | Name | Date | Kind |
---|---|---|---|
4410799 | Okamoto | Oct 1983 | |
4587036 | Degenhardt | May 1986 | |
4914294 | Fukai et al. | Apr 1990 | |
5017781 | Lange et al. | May 1991 | |
5049749 | Lange et al. | Sep 1991 |
Number | Date | Country |
---|---|---|
0032521 | Jul 1981 | EPX |
0167747 | Jan 1986 | EPX |
Entry |
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Brochure of Holotek Ltd., Rochester, N.Y., Edition No. 8/84. |