US PATENT SUBCLASS 440 / 77
.~.~ Cowl
Current as of:
June, 1999
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440 /
HD
MARINE PROPULSION
49
DF
SCREW PROPELLER
{12}
76
DF
.~ Propulsion unit casing {2}
77
.~.~ Cowl
DEFINITION
Classification: 440/77
Cowl:
(under subclass 76) Device wherein the sealed enclosure covers the upper portion of the propulsion unit, usually covering the engine.