Number | Date | Country | Kind |
---|---|---|---|
10-021209 | Feb 1998 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3617438 | Nakao et al. | Nov 1971 | |
4327400 | Muranaka et al. | Apr 1982 | |
4876451 | Ikeda et al. | Oct 1989 | |
5157586 | Lallemand | Oct 1992 | |
5194490 | Suga et al. | Mar 1993 | |
5888673 | Kawasata et al. | Mar 1999 |
Number | Date | Country |
---|---|---|
0 731 477 | Sep 1996 | EPX |
Entry |
---|
U.S. application No. 09/184,337 filed Nov. 2, 1998, pending. |