Number | Date | Country | Kind |
---|---|---|---|
63-85965 | Apr 1988 | JPX | |
63-166349 | Jul 1988 | JPX | |
63-166350 | Jul 1988 | JPX | |
63-175381 | Jul 1988 | JPX | |
63-214572 | Aug 1988 | JPX | |
63-277969 | Nov 1988 | JPX | |
63-280558 | Nov 1988 | JPX | |
63-280559 | Nov 1988 | JPX | |
63-280560 | Nov 1988 | JPX | |
63-308545 | Dec 1988 | JPX | |
1-17151 | Jan 1989 | JPX | |
1-17152 | Jan 1989 | JPX | |
1-17153 | Jan 1989 | JPX | |
1-17154 | Jan 1989 | JPX | |
1-17155 | Jan 1989 | JPX | |
1-17156 | Jan 1989 | JPX | |
1-17157 | Jan 1989 | JPX | |
1-17158 | Jan 1989 | JPX | |
1-17159 | Jan 1989 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3094535 | Kenney et al. | Jun 1963 | |
3094536 | Kenney et al. | Jun 1963 | |
4657554 | Reinert et al. | Apr 1987 | |
4725525 | Kenney et al. | Feb 1988 | |
5032495 | Albert et al. | Jul 1991 |
Number | Date | Country |
---|---|---|
1174114 | Dec 1969 | GBX |
Entry |
---|
Chemical Abstracts, vol. 71, No. 13, p. 100. |
Patent Abstracts of Japan, vol. 11, No. 158. |