Number | Name | Date | Kind |
---|---|---|---|
2526441 | Whitmore et al. | Oct 1950 | |
2543531 | Lang | Feb 1951 | |
4630210 | Salazar et al. | Dec 1986 | |
4631681 | Salazar et al. | Dec 1986 | |
4635205 | Eckert, Jr. et al. | Jan 1987 | |
4636959 | Salazar et al. | Jan 1987 | |
4638732 | Salazar et al. | Jan 1987 | |
4646635 | Salazar et al. | Mar 1987 | |
4665353 | Salazar et al. | May 1987 | |
4731728 | Muller | Mar 1988 | |
4774446 | Salazar et al. | Sep 1988 |
Number | Date | Country |
---|---|---|
17406 | Oct 1980 | EPX |
Entry |
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"Tips for Applying Servo Positioning Systems", by Furr et al.; Machine Design; Mar. 24, 1988, pp. 70-73. |