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95810806 | Dec 1995 | EPX |
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3146131 | Linden et al. | Aug 1964 | |
3718506 | Fischer | Feb 1973 | |
5047299 | Shockling | Sep 1991 | |
5143800 | George et al. | Sep 1992 | |
5169730 | Reichner et al. | Dec 1992 | |
5492777 | Isenberg et al. | Feb 1996 | |
5498487 | Ruka et al. | Mar 1996 | |
5601937 | Isenberg | Feb 1997 |
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0377151 | Jul 1990 | EPX |
0654838A1 | May 1995 | EPX |
0668622A1 | Aug 1995 | EPX |
4217892A1 | Dec 1992 | DEX |
WP 9418712 | Aug 1994 | WOX |
Entry |
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Patent Abstracts of Japan, vol. 12, No. 153 (E-607), May 11, 1988 & JP-A-62 268066 (Mitsubishi Heavy Ind. Ltd.) Nov. 20, 1987, Abstract. |