USD235378S - Pressure blood infuser - Google Patents

Description

United States Patent Des. 235,378 Patented June 10, 1975 PRESSURE BLOOD INFUSER Joseph E. Mason, Melville, N.Y., assignor to New Dimensions Research Corporation. Old Bethpage, N.Y.

Filed May 25, 1973, Ser. No. 363,862

Term of patent 14 years Int. Cl. D2402 US. Cl. D83l F FIG. I is a perspective view of a pressure blood infuser showing my new design with the pressure plate in a partially retracted active position;

FIG, 2 is a perspective view opposite that of FIG. 1 with the pressure plate in its inactive position:

FIG. 3 is a bottom plan view: and

FIG 4 is a side view.

1 claim:

The ornamental design for a pressure blood infuser, substantially as shown and described,

References Cited UNITED STATES PATENTS D. 226,145 1/1973 Sato D831 F 3,559,644 2/1971 StOft 128-214 F 3,647,117 3/1972 Hargest 128--214 F 3,731,679 5/1973 Wilhelrnson et a1. 128214 F BERNARD ANSHER. Primary Examiner

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