Number | Name | Date | Kind |
---|---|---|---|
3636039 | Gruenman et al. | Jan 1972 | |
3876657 | Aelony et al. | Apr 1975 | |
3932452 | Schwan et al. | Jan 1976 | |
3966758 | Schwan et al. | Jun 1976 |
Entry |
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McKay, Chem. Abst. 1952, vol. 46, cols. 5583-5584. |
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