Number | Date | Country | Kind |
---|---|---|---|
450/84 | Jan 1984 | CHX | |
4796/84 | Oct 1984 | CHX |
Number | Name | Date | Kind |
---|---|---|---|
3105839 | Renner | Oct 1963 | |
3334075 | Kehn | Aug 1967 | |
3450711 | Megna et al. | Jun 1969 | |
3839358 | Bargain | Oct 1974 | |
4229351 | Kiefer et al. | Oct 1980 | |
4271074 | Lohmann et al. | Jun 1981 | |
4515962 | Renner | May 1985 |
Number | Date | Country |
---|---|---|
1277790 | Jun 1972 | GBX |
Entry |
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A. K. St. Clair et al, Polym. Eng. Sci., 22, 9 (1982). |