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| Patents Granted on 1961-05-09 | |||||
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| Number | Date | Patentee | Title | Type | |
| D190,316 | May 09, 1961 | F.J. Kuenzl | Hand-operable power saw | handheld circular saws | |
| 2,983,174 | May 09, 1961 | E.H. Johnson, W.A. Ehrlich, E.A. Zukowski | Contour Facing Attachment | ||
| 2,983,199 | May 09, 1961 | J. Daugherty | Machine Tool Counter Balance | metalworking machine mechanisms | |