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| Patents for William J. Adlaf | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,764,767 | Oct. 02, 1956 | W.J. Adlaf | Releasable Screw Threading Tool Holder | tapping heads and chucks | |
| 2,770,821 | Nov. 20, 1956 | W.J. Adlaf | Lead Screw Tapping Attachment Having Torque Responsive Feed Nut | tapping heads and chucks | |