USD166771S - Otto laboratory scale - Google Patents

Description

May 13, 1952 c, OTTO Des. 166,771

LABORATORY SCALE Filed Feb. 7, 1952 3 Sheets-Sheet l .INVENTOR. Carl Z. 0H0

HTIORNEYS.

y 3, 1952 c. L. o'r-ro Des. 166,771

LABORATORY SCALE Filed Feb. '7, 1952 5 heet 2 INVENTOR. Carl L. 0220 HII'ORNEYS.

May 13, 1952 c. L. OTTO Des. 166,771

LABORATORY SCALE Filed Feb. 7, 1952 3 Sheets-Sheet 5 INVENTOR. Carl L 02 20 BY Hm I Patented May 13, 1952 UNITED STATES Des. 166,771

PATENT OFFICE LABORATORY SCALE Carl L. Otto, New York, N. Y., assignor to The Torsion Balance Company, Clifton, N. J a. corporation of New York To all whom it may concern:

Be it known that I, Carl L. Otto, a citizen of the United States of America, residing in the Borough of Manhattan, city, county, and State of New York, have invented a new, original, and ornamental Design for a Laboratory Scale, of which the following is a specification, reference being had to the accompanying drawings, forming part thereof, wherein:

Figure 1 is a front elevational view of a laboratory scale showing my new design.

Fig. 2 is a top plan view of Fig. 1.

Fig. 3 is a side elevation as viewed from the left hand side of Fig. 1.

Fig. 4 is a rear elevational view of Fig. 1.

Fig. 5 is a side elevation as viewed from the right hand side of Fig. 1.

I claim:

The ornamental design for a laboratory scale, as shown.

CARL L. OTTO.

REFERENCES CITED The following references are of record in the file of this patent:

UNITED STATES PATENTS Number Name Date D. 76,300 Hadley Sept. 11, 1928 D. 139,917 Dreyfuss Jan. 2, 1945 D. 139,928 Dreyfuss Jan. 2, 1945 D. 155,312 Otto Sept. 20, 1949

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