DE Patent: DE-390,538
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Elektrisch angetriebenes schlagwerkzeug
electrically driven impact tool
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Patentee:
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| James S. Knowlson (exact or similar names) - Oak Park, IL |
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Patent Dates:
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| Applied: |
Jun. 16, 1915 |
| Granted: |
Feb. 20, 1924 |
Espacenet patent
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Jeff Joslin
"Vintage Machinery" entry for Electro-Magnetic Tool Co.
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Description: |
| This is the German equivalent of US patent 1,298,966. The inventor's name does not appear on the German patent but we infer it from the US patent. |
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