Number | Date | Country | Kind |
---|---|---|---|
6-289697 | Nov 1994 | JPX | |
6-291288 | Nov 1994 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
5063897 | Okui et al. | Nov 1991 |
Number | Date | Country |
---|---|---|
401710 | Dec 1990 | EPX |
412134A | Jan 1992 | JPX |
4134107A | May 1992 | JPX |
24499 | Oct 1911 | GBX |
Entry |
---|
Patent Abstracts of Japan, vol. 16, no. 399 (M-1300), Aug. 24, 1992 & JP-A-04 134107 (Shibata Ryuji) May 8, 1992. |