Electrocardiograph

- IBM
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Description

FIG. 1 is a perspective view showing the front top and right side of an electrocardiograph incorporating my new design;

FIG. 2 is an enlarged top plan view thereof;

FIG. 3 is a reduced front elevation thereof;

FIG. 4 is a rear elevation thereof;

FIG. 5 is a right side elevation thereof;

FIG. 6 is a left side elevation thereof; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D216535 February 1970 Chuboff
D230211 January 1974 Fuller
3221731 December 1965 Annis et al.
Patent History
Patent number: D270663
Type: Grant
Filed: Mar 10, 1981
Date of Patent: Sep 20, 1983
Assignee: International Business Machines Corporation (Armonk, NY)
Inventor: Walter W. Wiebe (Brewster, NY)
Primary Examiner: Bernard Ansher
Attorney: Ronald L. Drumheller
Application Number: 6/242,512
Classifications
Current U.S. Class: D24/17; D24/11
International Classification: D2401; D2402;