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Patent
   D247575
Priority
Oct 01 1975
Filed
Oct 01 1975
Issued
Mar 21 1978
Expiry
Mar 21 1992
Inventors
Bartkus, C…
Assg.orig
Walter, Fa…
Assg.curr
Walter, Fa…
Entity
unknown
Referenced by
1
References
5
Maint.:
n/a
The ornamental design for an electronic device for testing blood, as shown.

FIG. 1 is a top plan view of an electronic device for testing blood embodying my design.

FIG. 2 is a left side elevational view thereof.

FIG. 3 is a front elevational view thereof.

FIG. 4 is a rear elevational view thereof.
INVENTORS:

Bartkus, Charles M.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D526415, Jun 07 2004 Rossmax International Ltd. Electronic hemadynamometer
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
3888628,
3909363,
3932277, Mar 29 1974 Bio-Logics Products, Inc. Method and apparatus for separating blood fractions
233862,
237548,
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 01 1975Walter, Farris(assignment on the face of the patent)
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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