Number | Date | Country | Kind |
---|---|---|---|
8801671 | Jul 1988 | NLX |
Filing Document | Filing Date | Country | Kind | 102e Date | 371c Date |
---|---|---|---|---|---|
PCT/EP89/00738 | 6/28/1989 | 12/11/1990 | 12/11/1990 |
Publishing Document | Publishing Date | Country | Kind |
---|---|---|---|
WO90/00307 | 1/11/1990 |
Number | Name | Date | Kind |
---|---|---|---|
3564260 | Tanaka et al. | Feb 1971 | |
3675028 | Grant | Jul 1972 | |
3870917 | Cuny | Mar 1975 | |
4134009 | Dippold | Jan 1979 | |
4691099 | Johnson | Sep 1987 | |
4882481 | Gilligan et al. | Nov 1989 | |
4891581 | Takiguchi | Jan 1990 | |
4926039 | Garfield et al. | May 1990 | |
4948952 | Guyot | Aug 1990 |
Entry |
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Soviet Inventions Illustrated, vol. 84, No. 2, Abstract No. 84-125809/20, SU 1035-680-A, Jun. 1964. |