Number | Date | Country | Kind |
---|---|---|---|
98200804 | Mar 1998 | EP |
Number | Name | Date | Kind |
---|---|---|---|
3048665 | Wilcox | Aug 1962 | |
3076060 | Horstkorta | Jan 1963 | |
3389217 | Kihara | Jun 1968 | |
4825984 | Morris et al. | May 1989 | |
5012373 | Saito | Apr 1991 | |
5166848 | Plachy | Nov 1992 | |
5223992 | Mitsuhashi | Jun 1993 |
Number | Date | Country |
---|---|---|
62-1109 | Jan 1987 | JP |
62-124621 | Jun 1987 | JP |
64-57414 | Mar 1989 | JP |
1-100725 | Apr 1989 | JP |
1-223616 | Sep 1989 | JP |
3-154259 | Jul 1991 | JP |
96388840 | Dec 1996 | WO |
Entry |
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Van Nostrand's Scientific Encyclopedia, Eighth Edition, 1995, pp. 1204, 1206. |