US PATENT SUBCLASS 472 / 13
.~ Marine

Current as of: June, 1999
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472 /   HD   AMUSEMENT DEVICES

1  DF  ROUNDABOUT {12}
13.~ Marine

DEFINITION

Classification: 472/13

Marine:

(under subclass 1) Subject matter wherein the circuitous path apparatus carries a person or object on or through water.

SEE OR SEARCH CLASS

441, Buoys, Rafts, and Aquatic Devices, particularly

55+, for an aid for increasing user swimming stroke efficiency and subclasses 65+ for water skimming or walking device propelled by a user or an external agent, e.g., a boat, etc.

482, Exercise Devices, particularly

55+, for apparatus used to condition or develop a muscle of a swimmer, subclass 71 for apparatus used to condition or develop a muscle used while a skier is being towed, and subclasses 72+ for apparatus used to condition or develop a muscle used when rowing a boat.