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| Patents Granted on 1949-05-10 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,469,543 | May 10, 1949 | T.M. Bondhus | Counterboring device | drill bits | |
| 2,469,572 | May 10, 1949 | L.E. Pratt | Reverisble Friction Clutch Wrench | ratchet wrenches | |
| 2,469,674 | May 10, 1949 | E.J. Witchger | Tape rule | tape measures | |
| 2,469,871 | May 10, 1949 | G. Eaton | Grinding wheel dresser | grinder dressers | |
| 2,469,881 | May 10, 1949 | V.J. Kramer, R.C. Johnson, H.E. Laubach | Headstock Transmission Gear Shifting Mechanism | metalworking machine mechanisms | |