Number | Date | Country | Kind |
---|---|---|---|
63-167837 | Jul 1988 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4214589 | Sakamoto et al. | Jul 1980 | |
4261368 | Danna et al. | Apr 1981 | |
4459991 | Hatschek | Jul 1984 | |
4475557 | Hatschek et al. | Oct 1984 | |
4549549 | Furukawa | Oct 1985 | |
4840181 | Yamaguchi | Jun 1989 |
Number | Date | Country |
---|---|---|
0053228 | Jun 1982 | EPX |
0154995 | Sep 1985 | EPX |
2165052A | Apr 1986 | GBX |
Entry |
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European Search Report Conducted by Examiner B. W. Hunt, Completed on Oct. 11, 1989, in the Hague (4 prior art references cited). |