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| Patents for Charles Bomberger Long | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,471,271 | Oct. 16, 1923 | C.B. Long | Drill chuck | drilling and boring | |
| 1,473,995 | Nov. 13, 1923 | C.B. Long | Post drill | drilling and boring | |