Number | Date | Country | Kind |
---|---|---|---|
97 12510 | Oct 1997 | FRX |
Number | Name | Date | Kind |
---|---|---|---|
3186876 | Piechon | Jun 1965 | |
3330702 | Horowitz | Jul 1967 | |
5176968 | Blasi et al. | Jan 1993 | |
5492781 | Degen et al. | Feb 1996 |
Number | Date | Country |
---|---|---|
0 680 107 A1 | Nov 1995 | EPX |
9712510 | Jul 1998 | EPX |
2 285 638 | Jul 1995 | GBX |
WO 9212545 | Jul 1992 | WOX |
Entry |
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Patent Abstracts of Japan, vol. 010, No. 005 (E-372) Jan. 10, 1986 corresponding to JP 60 170159 A (Matsushita Denki Sangyo KK) Sep. 3, 1985. |