Number | Date | Country | Kind |
---|---|---|---|
1-193848 | Jul 1989 | JPX |
Number | Date | Country |
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2502748 | Jul 1976 | DEX |
4120111 | Nov 1966 | JPX |
Entry |
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CA 66:116155w, 1967. |
Takao Oshika and Hiroyoshi Tabuchi, Ring-opening Polymerization of Norbornene and Its Derivatives by MoCl.sub.5, WCl.sub.6, and ReCl.sub.5, Bulletin of the Chemical Society of Japan, vol. 41, 211-217 (1968). |