USD209794S - Vault ventilator - Google Patents

Description

United States Patent Office 269,794

Patented Jan. 2, 1968 VAULT VENTILATOR Kango Hinohara, Hiroshima-ski, Japan, assignor t0 Kabushiki Kaisha Kumahira Seisakusho, Hiroshima-shi, Japan Filed Oct. 21, 1966, Ser. No. 4,376

Term of patent 7 years (Cl. D69-1) \ttt MYIWWIIMW Des. 209,794

PAGE 2 FIG. 1 is a front elevational View of a vault ventilator References Cited Showmg my new deslgn; UNITED STATES PATENTS FIG. 2 is an elevational view taken from one side thereof 1,026,630 5/1912 Mintz 109-.02 1,367,501. 2/1921 Reinke 109.02 1,928,381 9/1933 Kahn et a1. 109-.02

FIG. 3 is an elevational view taken from the side opposite that shown in FIG. 2;

FIG. 4 is a rear elevational view thereof; OTHER REFERENCES 5 1S a top Plan thereof; Domestic Engineering, October 1963 page 164.

FIG. 6 is a bottom plan view thereof; and FIG. 7 is a perspective view thereof. I claim:

WALLACE R. BURKE, Primary Examiner.

JAMES R. LARGEN, Examiner.

The ornamental design for a vault ventilator, substantially as shown.

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