Number | Date | Country | Kind |
---|---|---|---|
1-62959 | Mar 1989 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4468709 | Kenjiyo | Aug 1984 | |
4819221 | Overath et al. | Apr 1989 |
Number | Date | Country |
---|---|---|
0128426 | Dec 1984 | EPX |
2498861 | Jul 1982 | FRX |
2603149 | Feb 1988 | FRX |
Entry |
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Japanese Patent Abstract #59146280 vol. 8 #277 Dec. 1984. |