Number | Date | Country | Kind |
---|---|---|---|
63-63651 | Mar 1988 | JPX | |
1-23955 | Feb 1989 | JPX |
Number | Date | Country |
---|---|---|
0036726 | Sep 1981 | EPX |
0047129 | Mar 1982 | EPX |
0184891 | Jun 1986 | EPX |
0219611 | Apr 1987 | EPX |
58-217630 | Dec 1983 | JPX |
Entry |
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Patent Abstracts of Japan, vol. 8, No. 67 (C-216) [1504], Mar. 29, 1984. |
European Search Report, Application No. EP 89 10 4829. |