US D189559 S
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Description (OCR text may contain errors)
United States Patent Office Des. 189,559
Patented Jan. 3, 1961 ROOF VENTILATOR George M. Breidert, Granada Hills, Calif., assignor to The G. C. Breidert C0,, San Fernando, Calif., a corporation of California Filed Feb. 23, 1960, Ser. No. 59,437
Term of patent 14 years (Cl. D62-4) Fig. l is a perspective view of a roof ventilator show ing my new design;
Fig. 2 is a side view;
Fig. 3 is a top view; and
Fig. 4 is a fragmentary section taken on line 44 of Fig. 1 thereof.
The four sides of the roof ventilator are identical in appearance.
I claim.- The ornamental design for a roof ventilator, substantially as shown and described.
References Cited in the file of this patent UNITED STATES PATENTS 2,868,106 Knutson et al. Jan. 13, 1959