Patent DE-1912-266557
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Year filed | 1912 |
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Year granted | 1913 |
Office | DE |
Patent number | 266557 |
Inventors | Jacob H Ellehammer, Niels Waltersen Aasen |
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Applicant is inventor? | Yes |
Original title | Schraubenflieger |
English title | Screw drivers |
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Filing date | March 2, 1912 |
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Grant date | February 14, 1913 |
Granted? | Yes |
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Supplementary to patent | |
Related to aircraft? | Yes |
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Family year | 1912 |
First filing? | Yes |
Cites these patents | |
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Lilienthal Museum record: http://lilienthal-museum.museumnet.eu/archiv/objekt/3279
Inventor's location: Frederiksberg Dänemark