Number | Date | Country | Kind |
---|---|---|---|
2-033010 | Feb 1990 | JPX | |
2-033013 | Feb 1990 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4313657 | Tokutomi et al. | Feb 1982 | |
4361390 | yamada | Nov 1982 | |
4855782 | Kobayashi et al. | Aug 1989 | |
4942417 | Miyazawa et al. | Jul 1990 | |
4945371 | Hashimoto et al. | Jul 1990 | |
4977425 | Yamamoto et al. | Dec 1990 | |
4984000 | Watanabe et al. | Jan 1991 | |
4984000 | Watanabe et al. | Jan 1991 | |
4994846 | Kobayashi et al. | Feb 1991 |
Number | Date | Country |
---|---|---|
0325229 | Jul 1989 | EPX |
63-195639 | Aug 1988 | JPX |
1309034 | Dec 1989 | JPX |
2220761 | Jan 1990 | GBX |
2221050 | Jan 1990 | GBX |
2229284 | Sep 1990 | GBX |
2235784 | Mar 1991 | GBX |
2236401 | Apr 1991 | GBX |
Entry |
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English Language abstracts of Japanese Patents JP-63-195639 and JP-1-309034. |