US PATENT SUBCLASS 440 / 12.69
.~.~ Having propelling blade extending from side of wheel


Current as of: June, 1999
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440 /   HD   MARINE PROPULSION

12.5  DF  SELF-PROPELLED VEHICLE HAVING LAND AND WATER PROPULSION MEANS (E.G., AMPHIBIOUS VEHICLE) {5}
12.66  DF  .~ Wheel-type propulsion means {4}
12.69.~.~ Having propelling blade extending from side of wheel


DEFINITION

Classification: 440/12.69

Having propelling blade extending from side of wheel:

(under subclass 12.66) Subject matter wherein the propelling means includes a broad fairly flat or moderately curved surface which projects parallel to the axle from a lateral extent of the disk or rim.