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| Patents Granted on 1964-05-05 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,131,482 | May 05, 1964 | N.E. Davies, E.L. Watelet | Micrometer with Adjustable Barrel Sleeve | micrometers | |
| 3,131,584 | May 05, 1964 | E.L. McFerren | Horizontal Boring Machine | horizontal boring mills | |