US Patent 7878136 Vessel propulsion
Patent 7878136 was granted and assigned to Brooks Stevens Design Associates on February, 2011 by the United States Patent and Trademark Office.
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Patent abstract
The instant invention is a shroud/keel/rudder combination for use on a engine driven marine vessel having a vented tunnel propulsion system. The combination produces acceptable acceleration, minimal loss of speed, resistance to weed entanglement and optimized steering, in both forward and reverse, especially when used with surface piercing propellers.
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Patent Inventor Names
David Gruenwald0
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Official Website
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US Patent 07878136 Vessel propulsion US Patent 7878136 Vessel propulsion
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Patent Number
078781360
Patent Number
78781360
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Is a
Current Assignee
Patent Jurisdiction
Patent Number
078781360
Date of Patent
February 1, 2011
0Patent Application Number
120300290
Date Filed
February 12, 2008
0Official Website
Patent Primary Examiner
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US Patent 07878136 Vessel propulsion
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07878136
Date of patent
February 1, 2011
Patent application number
12030029
Date Filed
February 12, 2008
Patent primary examiner
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