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1872-01-30 |
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Improvement in propellers |
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1902-11-22 |
1903-12-08 |
Ewald Bruencker |
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1923-10-01 |
1928-04-10 |
Pfaudler Co Inc |
Agitator
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1933-10-14 |
1935-02-12 |
Westinghouse Electric & Mfg Co |
Silent pressure fan
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1957-04-24 |
1961-10-03 |
Jack E Lynn |
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1977-04-11 |
1979-07-17 |
The Cessna Aircraft Company |
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1979-03-12 |
1982-01-26 |
Sybron Corporation |
Glass coated impeller
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1989-11-13 |
1991-08-20 |
Brunswick Corporation |
Five blade marine propeller
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1989-12-13 |
1993-08-17 |
Brunswick Corporation |
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1989-12-13 |
1992-04-14 |
Brunswick Corporation |
Marine propeller with performance pitch, including five blade version
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1992-07-07 |
1994-02-22 |
The Ishida Foundation |
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1998-09-22 |
1999-06-11 |
Energyaustralia |
Turbine blade
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2001-06-20 |
2001-12-18 |
United Global Sourcing Inc. |
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2002-05-21 |
2003-11-11 |
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Lear Baylor, Inc. |
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2005-09-19 |
2008-09-30 |
Patterson Robert S |
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2007-01-04 |
2008-09-09 |
Torqeedo Gmbh |
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United Ship Design And Development Center |
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2015-01-20 |
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Xiangshan Gemfan Hobby Co., Ltd. |
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Xiangshan Gemfan Hobby Co., Ltd. |
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Zhongshan Co-Tech Industries Ltd. |
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Ge Aviation Systems Llc |
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Autel Robotics Co., Ltd. |
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2019-10-29 |
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