Drilldown: Patents
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- Airplane (18)
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- Letters (683)
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- Patents (17648)
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- Publications (24575)
- Techtypes (2410)
Use the filters below to narrow your results.
None (2) ·
Adam Kohn (1) ·
Alvis F. Croom (1) ·
Andreas Ożegowski (1) ·
Anton von Oertzen (1) ·
Archibald J. Robertson (1) ·
Carlos E. Hall (1) ·
Edouard Blin (1) ·
Emanuel Kalisch (1) ·
Eugene M. Farr (1) ·
Firmin Bousson (4) ·
George Grant (1) ·
Heinrich Hildebrand (1) ·
Heinrich Suter (2) ·
Henry Boinet (1) ·
Henry S. Kline (1) ·
Ignaz Etrich (1) ·
Karl Bomhard (2) ·
Käthe Paulus (1) ·
Rudolf Krocker (2) ·
Waldemar Porak (1) ·
А. Курченинов (1)
None (8) ·
Adam Kohn (1) ·
Alfred C. Rex (1) ·
Alvis F. Croom (1) ·
Andreas Ożegowski (1) ·
Anton von Oertzen (1) ·
Archibald J. Robertson (1) ·
Carlos E. Hall (1) ·
Emanuel Kalisch (1) ·
Eugene M. Farr (1) ·
Firmin Bousson (3) ·
Heinrich Hildebrand (1) ·
Henry S. Kline (1) ·
Ignaz Etrich (1) ·
Karl Bomhard (2) ·
Käthchen Paulus (1) ·
Rudolf Krocker (2) ·
Waldemar Porak (1) ·
А. Курченинов (1)
Tech fields:
LTA (12) ·
propulsion (6) ·
frame (6) ·
hybrid (5) ·
propeller (4) ·
None (3) ·
flapping (3) ·
propellers (3) ·
gas (3)
Showing below up to 29 results in range #1 to #29.
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- Timeline: Year filed
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- Timeline: Filing date
- Timeline: Full specification filed date
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- Timeline: Publication date
- Timeline: Family year
- Calendar: Year filed
- Calendar: Year granted
- Calendar: Full specification filed date
- Calendar: Grant date
- Calendar: Family year