Number | Date | Country | Kind |
---|---|---|---|
53-157590 | Nov 1978 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4035418 | Okada et al. | Jul 1977 | |
4087462 | Neugebauer et al. | May 1978 | |
4111984 | Ishii et al. | Sep 1978 | |
4148757 | Brazdil et al. | Apr 1979 | |
4155938 | Yamamoto et al. | May 1979 | |
4166808 | Daumas et al. | Sep 1979 | |
4186152 | Yamamoto et al. | Jan 1980 |
Entry |
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Takenaka et al., Chem. Abstr., vol. 71, #49280w (1969). |
Takayama et al., Chem. Abstr., vol. 74, #80304t (1971). |