Number | Date | Country | Kind |
---|---|---|---|
6-204488 | Aug 1994 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3095463 | Chang et al. | Jun 1963 | |
3901182 | Chiang | Aug 1975 | |
4276243 | Partus | Jun 1981 | |
4393013 | McMenamin | Jul 1983 | |
4582480 | Lynch et al. | Apr 1986 | |
5520858 | Yamaguchi et al. | May 1996 |
Entry |
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Patent Abstracts of Japan No. JP A 04341340 Nov. 27, 1992. |
Patent Abstract of Japan No. JPA 04243535 Aug. 31, 1992. |