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| Patents for Paul L. Brockardt | |||||
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| Number | Date | Patentee | Title | Type | |
| 948,587 | Feb. 08, 1910 | P.L. Brockardt | Mangle | ||
| 978,221 | Dec. 13, 1910 | S.C. Schauer, P.L. Brockardt | Gearing | drill presses | |