Number | Date | Country | Kind |
---|---|---|---|
2-326310 | Nov 1990 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4188214 | Kido et al. | Feb 1980 | |
4358780 | Sato | Nov 1982 | |
4879205 | Suzuki | Nov 1989 | |
4899168 | Osato et al. | Feb 1990 |
Entry |
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U.S. patent application Ser. No. 07/577,877, filed Sep. 5, 1990, T. Yashiro et al.; U.S. Pat. No. 5,169,745 to issue Dec. 8, 1992. |