Patent
   D273325
Priority
Mar 04 1981
Filed
Mar 04 1981
Issued
Apr 03 1984
Expiry
Apr 03 1998
Assg.orig
Entity
unknown
14
6
n/a
The ornamental design for an electrocardiograph, as shown.

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.

MacQuignon, Claude

Patent Priority Assignee Title
D282778, Aug 06 1982 U.S. Philips Corporation Digital electronic blood pressure meter
D329701, Sep 21 1989 HEWLETT-PACKARD COMPANY A CA CORP Cardiotocograph for fetal monitoring
D348104, Nov 19 1990 Koninklijke Philips Electronics N V Cardiograph data acquisition unit
D357318, Oct 22 1993 Physio-Control Corporation Environmental electronic defibrillator
D359561, Nov 09 1990 Koninklijke Philips Electronics N V Cardiograph
D380833, Sep 22 1994 Koninklijke Philips Electronics N V Electrocardiograph
D380834, Sep 22 1994 Koninklijke Philips Electronics N V Electrocardiograph
D616549, Jan 17 2008 General Electric Company Portable electrocardiogram device
D688802, Jun 19 2012 Capical GmbH Electrocardiograph
D717441, May 31 2013 Welch Allyn, Inc Medical device housing for an electrocardiography device or the like
D717446, Sep 27 2013 Shenzhen Mindray Bio-Medical Electronics Co., Ltd. Electrocardiograph
D724220, Aug 02 2013 KONINKLIJKE PHILIPS N V Portable cardiograph
D838371, Mar 27 2015 KONINKLIJKE PHILIPS N V Training station for use in the field of physiotherapy
D901015, Mar 27 2015 KONINKLIJKE PHILIPS N V Training station for use in the field of physiotherapy
Patent Priority Assignee Title
D244637, Sep 13 1976 Life Support Equipment Corporation Pulmonary function tester computer
D245123, Oct 01 1976 Electrocardiograph
D245334, Dec 02 1976 Fabri-Tek Incorporated Impedance cardiograph enclosure
D249064, Sep 03 1976 Physio-Control Corporation Portable defibrillator/EKG monitor/EKG recorder
D257285, Nov 28 1977 United States Surgical Corporation Medical diagnostic instrument case
D262571, Sep 13 1979 AHP LEASING, INC ; COROMETRICS MEDICAL SYSTEMS, INC ; AHP SUBSIDIARY HOLDING CORPORATION Fetal monitor enclosure
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Feb 25 1981MACQUIGNON CLAUDECAMBRIDGE INSTRUMENTS, INC ASSIGNMENT OF ASSIGNORS INTEREST 0038710790 pdf
Mar 04 1981Cambridge Instruments, Inc.(assignment on the face of the patent)
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