Electrocardiograph

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Description

FIG. 1 is a top view of an electrocardiograph showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front elevation thereof;

FIG. 4 is a rear elevation thereof;

FIG. 5 is a left elevation thereof;

FIG. 6 is a right elevation thereof, and

FIG. 7 is a perspective view of FIG. 1 as seen from the top, front and left thereof.

Referenced Cited
U.S. Patent Documents
D244637 June 7, 1977 Gray
D245123 July 19, 1977 Reiser
D245334 August 9, 1977 Walstrom
D249064 August 22, 1978 Smith et al.
D257285 October 7, 1980 Rawson et al.
D262571 January 5, 1982 Francis
Patent History
Patent number: D273325
Type: Grant
Filed: Mar 4, 1981
Date of Patent: Apr 3, 1984
Assignee: Cambridge Instruments, Inc. (Ossining, NY)
Inventor: Claude Macquignon (Lake Peekskill, NY)
Primary Examiner: Bernard Ansher
Attorney: Eugene E. Geoffrey, Jr.
Application Number: 6/240,570
Classifications
Current U.S. Class: D24/17; D24/8; D24/11