Number | Name | Date | Kind |
---|---|---|---|
3828544 | Alker | Aug 1974 | |
4754685 | Kite et al. | Jul 1988 | |
4836080 | Kite, III et al. | Jun 1989 | |
4870887 | Tresslar et al. | Oct 1989 | |
4989422 | Barlow et al. | Feb 1991 | |
5082297 | Flasher | Jan 1992 | |
5107623 | Weil | Apr 1992 | |
5186992 | Kite, III | Feb 1993 | |
5197370 | Gladfelter | Mar 1993 |
Entry |
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"The Dref 2 Friction Spinning Machine", Fehrer AG, Linz, Austria, 28 pages, Aug. 1995. |
"The Dref 3 Friction Spinning Machine", Fehrer AG, Linz, Austria, 20 pages, Sep. 1995. |