Number | Name | Date | Kind |
---|---|---|---|
2578105 | Taylor | Dec 1951 | |
2867001 | Lewis et al. | Jan 1959 | |
3001485 | Czik | Sep 1961 | |
3157933 | Boggild et al. | Nov 1964 | |
3262404 | Morz et al. | Jul 1966 | |
3264685 | Boggild et al. | Aug 1966 | |
3394431 | Nalle | Jul 1968 | |
3685936 | Meth et al. | Aug 1972 | |
4076476 | Ventura | Feb 1978 | |
4083666 | Richardson | Apr 1978 |
Entry |
---|
Plastics Engineering, vol. 36, No. 6, "How to Extrude Embossed Flexible Profiles", Jun. 1980, pp. 34, 35. |