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| Patents Granted on 1947-06-03 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,421,461 | Jun. 03, 1947 | E.H. Moak | Multiple spindle mechanism | wood drilling and boring | |
| 2,421,563 | Jun. 03, 1947 | J.M. Ingalls | Stock Gripper With Removable Pads | workpiece changers and storage mechanisms | |
| 2,421,657 | Jun. 03, 1947 | J.H. Speed | Handsaw filing guide | saw sharpening tools | |