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Publication numberUSD212987 S
Publication typeGrant
Publication dateDec 17, 1968
Filing dateNov 27, 1967
Publication numberUS D212987 S, US D212987S, US-S-D212987, USD212987 S, USD212987S
InventorsRichard A. Cramer
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Drop rate sensor for intravenous feeding systems or the like
US D212987 S
Abstract  available in
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Claims  available in
Description  (OCR text may contain errors)

United States Patent 0 Des. 212,987

DROP RATE SENSOR FOR INTRAVENOUS FEEDING SYSTEMS OR THE LH(E Richard A. Cramer, La Jolla, Calif., assignor to Life Electronics, Inc., La J olla, Califi, a corporation of California Filed Nov. 27, 1967, Ser. No. 9,555

Term of patent 14 years (Cl. D831) FIGURE 1 is a front perspective view of a drop rate sensor for intravenous feeding systems or the like showing my new design;

FIGURE 2 is a top plan view of the drop rate sensor shown in FIGURE 1;

FIGURE 3 is -a right side elevational view of the drop rate sensor shown in FIGURE 1; and

FIGURE 4 is a rear elevational view of the drop rate sensor shown in FIGURE 1.

The broken lines representing portions of the intravenous feeding system are shown for illustrative purposes only.

I claim: The ornamental design for a drop rate sensor for intravenous feeding systems or the like, as shown and described.

References Cited UNITED STATES PATENTS 2,807,012 9/ 1957 Schwarz.

3,029,489 4/ 1962 Nelson D54--13 3,101,710 8/ 1963 Koehn 128-214 3,163,176 12/1964 Darling.

3,252,623 5/1966 Carbin et a1.

BERNARD ANSI-1BR, Primary Examiner.

Patented Dec. 17, 1968,