Number | Date | Country | Kind |
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11-195757 | Jul 1999 | JP |
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3770103 | Ball et al. | Nov 1973 | |
4014539 | Goodwin | Mar 1977 | |
4053039 | Shuttleworth | Oct 1977 | |
4611802 | Pedersen | Sep 1986 | |
5269509 | Cromar et al. | Dec 1993 | |
5653439 | Rider et al. | Aug 1997 | |
6089567 | Yatsuhashi et al. | Jul 2000 |
Entry |
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