Number | Date | Country | Kind |
---|---|---|---|
89 09760 | Jul 1989 | FRX |
Number | Name | Date | Kind |
---|---|---|---|
2064143 | Belton et al. | Dec 1936 | |
2703913 | Hinde et al. | Mar 1955 | |
2908952 | Benham | Oct 1959 | |
2961751 | Operhall et al. | Nov 1960 | |
3022196 | Jenkins | Feb 1962 | |
3156023 | Hockin | Nov 1964 | |
3396775 | Scott | Aug 1968 | |
3747663 | Taylor | Jul 1973 | |
3788895 | Schimmer et al. | Jan 1974 | |
3837876 | Mayuzumi et al. | Sep 1974 | |
4019558 | Szabo | Apr 1977 | |
4125507 | Kummins et al. | Nov 1978 | |
4832748 | Tawara et al. | May 1989 |
Number | Date | Country |
---|---|---|
72329 | Feb 1983 | EPX |
153432 | Sep 1985 | EPX |
251847 | Jan 1988 | EPX |
2255977 | Jul 1975 | FRX |
2599649 | Dec 1987 | FRX |
15937 | Feb 1979 | JPX |
62869 | May 1981 | JPX |
44690 | Mar 1982 | JPX |
1197568 | Aug 1989 | JPX |
865488 | Sep 1981 | SUX |
871998 | Oct 1981 | SUX |
1101317 | Jul 1984 | SUX |
1205986 | Jan 1986 | SUX |
Entry |
---|
Patent Abstracts of Japan, vol. 9, No. 87 (M-372)[1810], Apr. 17, 1985 & JP-A-59 215 241. |