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| Patents for Edward J. Spaeth | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,063,665 | Jun. 03, 1913 | H. Dreses, E.J. Spaeth | Automatic tool stop | drill presses | |
| 1,095,828 | May 05, 1914 | H. Dreses, E.J. Spaeth | Radial drill | radial drill presses | |