Number | Date | Country | Kind |
---|---|---|---|
2811628 | Mar 1978 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3639473 | Venezky | Feb 1972 | |
3689548 | Maier | Sep 1972 |
Number | Date | Country |
---|---|---|
193508 | Mar 1967 | SUX |
Entry |
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Michaelis et al., "Ber", Jahreg VII, p. 1070 (1874). |
Kosolapoff et al., "JACS", 73:4101 (1951). |
Moedritzer, "JACS", 83:4381 (1961). |