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| Patents Granted on 1963-12-03 | |||||
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| Number | Date | Patentee | Title | Type | |
| CA-675,497 | Dec. 03, 1963 | R.V. Smith | Valve | steam safety valves | |
| 3,113,006 | Dec. 03, 1963 | H.S. Kibbey | Filler for Grinding Wheels | grinder wheels | |