Number | Date | Country | Kind |
---|---|---|---|
4-169509 | Jun 1992 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4863781 | Konzer | Sep 1989 |
Number | Date | Country |
---|---|---|
0439049 | Jul 1991 | EPX |
0453579 | Oct 1991 | EPX |
0492571 | Jul 1992 | EPX |
Entry |
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Japanese Patent Abstract No. 60-56593, vol. 9, No. 191 (M-402) [1914], Aug. 7, 1985. |