Number | Date | Country | Kind |
---|---|---|---|
1-247413 | Sep 1989 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2526632 | Brooker et al. | Oct 1950 | |
2766233 | Kartinos et al. | Oct 1956 | |
2840443 | Smith | Jun 1958 | |
3401404 | Seidel et al. | Sep 1968 |
Number | Date | Country |
---|---|---|
0019299 | May 1980 | EPX |
0257580 | Aug 1987 | EPX |
1154894 | Sep 1963 | DEX |
58-152054 | Feb 1982 | JPX |
551718 | Mar 1943 | GBX |
912796 | Dec 1962 | GBX |
929393 | Jun 1963 | GBX |
929394 | Jun 1963 | GBX |
929395 | Jun 1963 | GBX |
Entry |
---|
Chemical Abstract No. 17759d. |
Chemical Abstract No. 112480d. |