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| All Patents in class 310/216.126 | |||||
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| Number | Date | Patentee | Title | Type | |
| 921,914 | May 18, 1909 | A.H. Timmerman | Dynamo-electric machine | electric motors | |
| 1,633,389 | Jun. 21, 1927 | W. Stumpf | Electric tool | handheld power tools | |