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| Patents Granted on 1928-12-11 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,694,705 | Dec. 11, 1928 | E.A. Hall | Valve Hone | honing tools | |
| 1,694,910 | Dec. 11, 1928 | A.J. Bassett | Oil Gas Apparatus | oil gas apparatus | |
| 1,695,090 | Dec. 11, 1928 | A.N. Emmons | Abrading machine | handheld power sanders | |
| 1,695,115 | Dec. 11, 1928 | J. Lockhart | Conveyer | ||