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Ergonometric stethoscope chestpiece
D337381 Ergonometric stethoscope chestpiece
Patent Drawings:Drawing: D337381-2    Drawing: D337381-3    
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(2 images)

Inventor: Dufresne, et al.
Date Issued: July 13, 1993
Application: 07/658,353
Filed: February 20, 1991
Inventors: Dieken; Alan P. (St. Paul, MN)
Drake; Gerald E. (Oakdale, MN)
Dufresne; Joel R. (St. Paul, MN)
Hostager, deceased; Curt (late of St. Paul, MN)
Hostager, legal representative; by Ray S. (Stillwater, MN)
Assignee: Minnesota Mining and Manufacturing Company (St. Paul, MN)
Primary Examiner: Reid; Stella
Assistant Examiner: Simmons; I.
Attorney Or Agent: Griswold; Gary L.Kirn; Walter N.Bauer; William D.
U.S. Class: D24/134
Field Of Search: D24/134; 128/713; 128/715; 181/137; 181/131; 381/67; 381/95; 381/96; 381/121
International Class:
U.S Patent Documents: D213257; D214002; D224988; D256951; D277890; D323394; 3790712; 4071694; 4170717; 4254302; 4440258; 4723555; 4805633; 4878501
Foreign Patent Documents:
Other References:

Claim: The ornamental design for an ergonometric stethoscope chestpiece, as shown and described.
Description: FIG. 1 is a top plan view of an ergonometric stethoscope chestpiece, showing our new design;

FIG. 2 is an enlarged top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a side elevational view thereof; the opposite side elevational view being identical thereto;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof.

The broken line showing in FIGS. 1-3 is for illustrative purposes only and forms no part of the claimed design.

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