USD204131S - Controlled temperature chamber for materials testing or similar use - Google Patents

Description

Des. 204,131

Patented Mar. 22, 1966 United States Patent 0 "ice CONTROLLED TEMPERATURE CHAMBER FOR MATERIALS TESTING 0R SIMILAR USE Allen R. Williams, Jr., South Lynnfield, Mass., assignor to Instron Corporation. Canton, Mass., a corporation of Massachusetts Filed Feb. 8, 1965, Ser. No. 83,707

Term of patent 14 years (Cl. D16-2) FIG. 1 is a perspective view of a controlled temperature chamber for materials testing or similar use embodying my new design;

References Cited by the Examiner UNITED STATES PATENTS m E Mm R an E n F .ww ma R m 0 Wm H O 92 98 95 21 8 3 02 12 FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevation thereof; and

FIG. 4 is an elevation as seen from the left of FIG. 1.

The dominant features of my design reside in the full line portions.

Central Scientific Cat. (constant temperature equip-J. Received Aug. 6, 1964, page 11, vacuum oven, item No. 95058-16.

I claim:

The ornamental design for a controlled temperature chamber for materials testing or similar use, substantially WALLACE R. BURKE Primary Examiner as shown and described.

BERNARD ANSHER, Assistant Examiner.

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