US PATENT SUBCLASS 440 / 12.7
.~.~ Having peripherally mounted cleat means

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}
12.7.~.~ Having peripherally mounted cleat means

DEFINITION

Classification: 440/12.7

Having peripherally mounted cleat means:

(under subclass 12.66) Subject matter wherein the propelling means includes a blade projecting from or forming part of a radial peripheral extent of the disk or rim.