Number | Date | Country | Kind |
---|---|---|---|
2-283754 | Oct 1990 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2247752 | Fox | Jul 1941 | |
2873279 | Randall et al. | Feb 1959 | |
3009919 | Taras et al. | Nov 1961 | |
3231583 | Frey | Jan 1966 | |
4067881 | Gerren et al. | Jan 1978 | |
4077974 | Wessling | Mar 1978 | |
4297281 | Wessling | Oct 1981 | |
4452740 | Pepoy | Jun 1984 | |
4695436 | Wyndham et al. | Sep 1987 | |
4948884 | Nonaka et al. | Aug 1990 |
Number | Date | Country |
---|---|---|
0397939 | Nov 1990 | EPX |
445696 | Feb 1968 | CHX |
1578931 | Nov 1980 | GBX |
Entry |
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Toyo Ink, WPIL, File Supplier AN-84-273028 Abstract Japan 59-168070 Sep. 1984. |
Toyo Ink, Patent Abstracts of Japan, vol. 14, No. 47 (C-682) (3990) Jan. 29, 1990 (JP 01/279975). |