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| Patents Granted on 1951-01-30 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,539,796 | Jan. 30, 1951 | W.H. Shortell | Tension control for hacksaw blades | metal sawing machines | |
| 2,539,852 | Jan. 30, 1951 | J.J. McCoy | Lever and Link Feed, Worm-Adjustable Sliding Jaw Wrench | quick adjust wrenches | |
| 2,539,865 | Jan. 30, 1951 | W. Sarvie | Actuating and Locking Means for the Handles of Plier Type Tools | locking pliers | |