Number | Name | Date | Kind |
---|---|---|---|
2945525 | Lugli | Jul 1960 | |
2963737 | Soderquist | Dec 1960 | |
3214790 | Wright et al. | Nov 1965 | |
3734157 | Rogue | May 1973 | |
3867973 | Cozzolino et al. | Feb 1975 | |
3897814 | Grawey | Aug 1975 | |
4011899 | Chamberlin | Mar 1977 | |
4111249 | Markow | Sep 1978 | |
4257836 | Beneze | Mar 1981 | |
4293019 | Maiocchi | Oct 1981 |
Number | Date | Country |
---|---|---|
1035341 | Jul 1966 | GBX |
Entry |
---|
Blow, C. M., Rubber Technology & Manufacture, CRC Press, Ohio (1971) at p. 369. |