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| Patents for Brightman Mfg. Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,226,302 | May 15, 1917 | L.H. Brightman | Machine for making nut-blanks | nut or bolt making machines | |
| 1,226,303 | May 15, 1917 | L.H. Brightman | Automatic cut-off machine | metal lathes | |