Number | Name | Date | Kind |
---|---|---|---|
3153850 | Worlton et al. | Oct 1964 | |
3794236 | Salzer et al. | Feb 1974 | |
4040885 | Hight et al. | Aug 1977 | |
4341574 | Landes | Jul 1982 | |
5357423 | Weaver et al. | Oct 1994 | |
5360155 | Ooki et al. | Nov 1994 |
Number | Date | Country |
---|---|---|
755477 | Aug 1980 | SUX |
Entry |
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Kaman "Noncontact Position Measuring System", Ultrasonic System Analyzer UA-7251 Publication 860102-000. Rev. A. 1995. |