Number | Date | Country | Kind |
---|---|---|---|
3113690 | Apr 1981 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3042631 | Strandskov | Jul 1962 | |
3632707 | Rice | Jan 1972 |
Number | Date | Country |
---|---|---|
23646 | EPX | |
1388551 | FRX | |
1599325 | FRX | |
2031632 | FRX | |
1120425 | GBX | |
1209243 | GBX |
Entry |
---|
Rubber Age, (May 1966), pp. 76-80. |