Number | Date | Country | Kind |
---|---|---|---|
7-076259 | Mar 1995 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3846450 | Stalker et al. | Nov 1974 | |
5091543 | Grey | Feb 1992 | |
5436362 | Kondoh et al. | Jul 1995 |
Number | Date | Country |
---|---|---|
0614240A1 | Sep 1994 | EPX |
5-74485 | Mar 1993 | JPX |
7048320 | Feb 1995 | JPX |
Entry |
---|
XP 000576836, pp. 19-24, 1982. |