Inspiratory muscle exerciser or similar article
Latest Healthscan, Inc. Patents:
Description
FIG. 1 is a perspective view of an inspiratory muscle exerciser or similar article showing our new design;
FIG. 2 is a left side elevational view thereof;
FIG. 3 is a left end elevational view thereof;
FIG. 4 is a right end elevational view thereof; and,
FIG. 5 is a top plan view thereof.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D315583
Type: Grant
Filed: Mar 15, 1988
Date of Patent: Mar 19, 1991
Assignee: Healthscan, Inc. (Cedar Grove, NJ)
Inventors: Douglas A. Larson (River Forest, IL), Thomas L. Clanton (Worthington, OH)
Primary Examiner: Charles A. Rademaker
Law Firm: Schweitzer Cornman & Gross
Application Number: 7/168,787
Type: Grant
Filed: Mar 15, 1988
Date of Patent: Mar 19, 1991
Assignee: Healthscan, Inc. (Cedar Grove, NJ)
Inventors: Douglas A. Larson (River Forest, IL), Thomas L. Clanton (Worthington, OH)
Primary Examiner: Charles A. Rademaker
Law Firm: Schweitzer Cornman & Gross
Application Number: 7/168,787
Classifications
Current U.S. Class:
D21/191