US PATENT SUBCLASS 482 / 13
FOR IMPROVING RESPIRATORY FUNCTION


Current as of: June, 1999
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482 /   HD   EXERCISE DEVICES

13FOR IMPROVING RESPIRATORY FUNCTION


DEFINITION

Classification: 482/13

FOR IMPROVING RESPIRATORY FUNCTION:

(under the class definition) Subject matter wherein significance is attributed to conditioning or developing a muscle required for breathing or using the lungs.

SEE OR SEARCH CLASS

600, Surgery,

538+, for a respiratory exercise device which includes a quantitative indicator of breath flow or lung capacity disclosed as a diagnostic device used for medical evaluation of a living body by a diagnostician.