Number | Date | Country | Kind |
---|---|---|---|
3-115009 | May 1991 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4750015 | Ogura et al. | Jun 1988 | |
4943815 | Aldrich et al. | Jul 1990 |
Number | Date | Country |
---|---|---|
59-60449 | Apr 1984 | JPX |
60-117269 | Jun 1985 | JPX |
61-219060 | Sep 1986 | JPX |
63-243975 | Oct 1988 | JPX |
2-304581 | Dec 1990 | JPX |
Entry |
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Communication from the corresponding German Patent Office dated Apr. 21,1993 with translation. |