USD227400S - Portable nuclear density-moisture instrument - Google Patents

Description

United States Patent 0 PORTABLE NUCLEAR DENSITY-MOISTURE INSTRUMENT John R. Martin, Glendale, Wis., assignor to Soiltest, Inc., Evanston, Ill.

Filed May 11, 1971, Ser. No. 142,421

Term of patent 14 years Int. Cl. Dl0-99 US. Cl. D521 Des. 227,400 Patented June 19, 1973 FIG. 1 is a top plan view of a portable nuclear densitymoisture instrument showing my new design;

FIG. 2 is a front elevational view of FIG. 1;

FIG. 3 is a rear elevational view of FIG. 1;

FIG. 4 is a bottom plan view; and

FIG. 5 is a right side elevational view of FIG. 1.

I claim:

The ornamental design for a portable nuclear densitymoisture instrument, as shown.

References Cited UNITED STATES PATENTS 8/1969 Horowitz 25083.6 R

JOEL STEARMAN, Primary Examiner N. C. HOLTJE, Assistant Examiner

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