Number | Date | Country | Kind |
---|---|---|---|
19503357.4 | Feb 1995 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2707719 | Leibowitz | May 1956 | |
3265469 | Hall | Aug 1966 | |
3556732 | Chang et al. | Jan 1971 | |
4133969 | Zumbrunnen | Jan 1979 | |
4981549 | Yamashita et al. | Jan 1991 | |
5180562 | Drechsel et al. | Jan 1993 | |
5264189 | Yamashita et al. | Nov 1993 | |
5316742 | Tomioka et al. | May 1994 | |
5441014 | Tomika et al. | Aug 1995 |
Number | Date | Country |
---|---|---|
0591525 | Apr 1994 | EPX |
3905626 | Aug 1989 | DEX |
Entry |
---|
Patent Abstracts of Japan, vol. 40, No. 235 (G 366), Aug. 14, 1986. |