Patent DE-1906-186497
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This seems to be a Germany patent, almost certainly derivative of this U.S. one: Patent US-1911-1012201 -- the U.S. one discovered here by the hint from the Lilienthal museum one. Filed 1905; not sure why its approval was delayed till 1911.
- Filing and grant dates are not separately known for this one yet
- Inventor location: New Bloomfield, Pennsylvania
Patent family descending from Patent US-1911-1012201
- Patent US-1911-1012201 (English title: Combined explosive-engine and air-propeller, National tech categories: USPC 123/44R)
- Patent DE-1906-186497 (English title: Air propeller-connected expansion machine, Supplementary to patent: Patent US-1911-1012201)
Sources
- Record of this patent at Lilienthal museum patents web site
- Original patent document and Bibliographic info at DPMA
- Original patent document and bibliography entry at espacenet
Year filed | 1906 |
---|---|
Year granted | 1906 |
Office | DE |
Patent number | 186497 |
Inventors | William Harper Jr. |
Inventor country | US |
Applicant person | William Harper Jr. |
Applicant firm | |
Applicant type | INDIV |
Applicant is inventor? | Yes |
Original title | Mit Luftpropeller verbundene Explosionsmaschine |
English title | Air propeller-connected expansion machine |
Tech fields | |
Filing date | July 27, 1906 |
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Granted? | Yes |
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Supplementary to patent | Patent US-1911-1012201 |
Related to aircraft? | Yes |
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IPCs | |
CPCs | |
Family year | 1905 |
First filing? | No |
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Citations from after 1930 | |
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