Number | Date | Country | Kind |
---|---|---|---|
2-06282 | Jul 1991 | JPX | |
2-68315 | Sep 1991 | JPX | |
78910 | Feb 1992 | JPX | |
1-29997 | Apr 1992 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
1774156 | Root | Aug 1930 | |
3950155 | Komiyama | Apr 1976 | |
3956458 | Anderson | May 1976 | |
4016242 | Deitz et al. | Apr 1977 | |
4072479 | Sinha et al. | Feb 1978 | |
4072480 | Wagner | Feb 1978 | |
4111833 | Evans | Sep 1978 | |
4242226 | Siren | Dec 1980 | |
4259092 | Matsuo et al. | Mar 1981 | |
4377396 | Krauss et al. | Mar 1983 | |
4377400 | Okamoto et al. | Mar 1983 | |
4386947 | Mizuno et al. | Jun 1983 | |
4397663 | Michlin et al. | Aug 1983 | |
4473282 | Michlin | Sep 1984 | |
4484938 | Okamoto et al. | Nov 1984 | |
4500327 | Nishino et al. | Feb 1985 | |
4518704 | Okabayashi et al. | May 1985 | |
4559066 | Hunter et al. | Dec 1985 | |
4737173 | Kudirka et al. | Apr 1988 | |
5059224 | Kikkawa et al. | Oct 1991 | |
5064451 | Phillips | Nov 1991 |
Number | Date | Country |
---|---|---|
0331192 | Sep 1989 | EPX |
0487263 | May 1992 | EPX |
1388453 | Dec 1964 | FRX |
2532188 | Mar 1984 | FRX |
59-227704 | Dec 1984 | JPX |
62-9377 | Feb 1987 | JPX |
62-262742 | Nov 1987 | JPX |
1-2915 | Jan 1989 | JPX |
1225751 | Mar 1971 | GBX |
2088719 | Jun 1982 | GBX |
Entry |
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Database WPIL Corresponding to Japanese Patent Laid-Open No. 57-30531. |
Database WPIL Corresponding to Japanese Patent Laid Open No. 1-184346. |
Derwent Japanese Patent Report Corresponding to JP-A-2 120 432. |
European Search Report. |