Number | Date | Country | Kind |
---|---|---|---|
2294/86 | Jun 1986 | CHX | |
4034/86 | Oct 1986 | CHX |
Number | Name | Date | Kind |
---|---|---|---|
2897205 | Leanza | Jul 1959 | |
3691178 | Baldwin et al. | Sep 1972 | |
3991072 | Roevens et al. | Nov 1976 | |
4185992 | Gilnour | Jan 1980 | |
4346097 | Schweiss et al. | Aug 1982 |
Number | Date | Country |
---|---|---|
0028833 | May 1981 | EPX |
Entry |
---|
Derwent Abstr. 84-272807/44 of Japanese 84/167515A, (9/84). |
CA 102:56152t (1985). |
CA 94:30642u (1981). |
Derwent Abstract 72139x/39 of Belgium 839120 (9/76). |