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| Patents Granted on 1927-05-10 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,628,061 | May 10, 1927 | C.M. Petersen | Multiple-Spindle Metal-Turning Machine | ||
| 1,628,467 | May 10, 1927 | S. Mandl | Wrench | ratchet wrenches | |
| 1,628,531 | May 10, 1927 | G.H. Carlson | Oscillating belt sander | sanding machines | |
| 1,628,618 | May 10, 1927 | H.K. Spencer | Means For Handling Articles | grinding attachments | |