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Class 440/26 - Rotary cranking arm


Subclass of Class 440 - Marine propulsion
Definition: Device wherein the motive force is transmitted to a propelling
No. of patents: 42
Last issue date: 11/30/2010


  2  
NumberTitleIssue Date
4285674Float attachment for a bicycle
An attachment for a bicycle is disclosed, permitting use of the bicycle in water, with relatively efficient propulsion and steering, and also on land, without removal of the attachment. Floats of the attachment are positioned on either side of the bicycle...
08/25/1981
4241688Exercising device for water use
A device useful for exercising in a swimming pool or other body of water which allows the person to be supported in a substantially seated upright position in the body of water such that the neck, head and upper shoulders of the person remain out of the w...
12/30/1980
  2  
 
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