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| All Patents of Type: interferometers | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,542,474 | Nov. 24, 1970 | W.E. Brainard | Interferometric Machine for Measuring Angular Motion | interferometers | |
| 3,756,722 | Sep. 04, 1973 | T.A. Wetzel | Interferometric Measuring System | interferometers | |