US PATENT SUBCLASS 440 / 5
HYDRAULIC FLUID DRIVE FOR PROPELLING MEANS
Current as of:
June, 1999
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440 /
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MARINE PROPULSION
5
HYDRAULIC FLUID DRIVE FOR PROPELLING MEANS
DEFINITION
Classification: 440/5
HYDRAULIC FLUID DRIVE FOR PROPELLING MEANS:
(under the class definition) Device wherein a liquid under pressure drives an impeller which rotates a drive shaft to supply the motive force to a propelling means.
