Number | Date | Country | Kind |
---|---|---|---|
3427685 | Jul 1984 | DEX |
Number | Date | Country |
---|---|---|
3005036 | Aug 1981 | DEX |
116963 | Mar 1974 | DDX |
116248 | Nov 1975 | DDX |
1497657 | Jan 1978 | GBX |
1497656 | Jan 1978 | GBX |
1497658 | Jan 1978 | GBX |
Entry |
---|
Marketing Corp., Stanford, USA 1978. |
Atomic Radiation & Polymers; Charlesby, Pergamon Press, 1960 S 368-394 S. 426-440. |