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Publication numberUSD188212 S
Publication typeGrant
Publication dateJun 14, 1960
Filing dateMar 3, 1959
Publication numberUS D188212 S, US D188212S, US-S-D188212, USD188212 S, USD188212S
InventorsErnest F. Ruppe
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Diffuser panel or similar article
US D188212 S
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Description  (OCR text may contain errors)

United States Patent 0 Des. 188,212

Patented June 14, 1960 DIFFUSER PANEL OR SIMILAR ARTICLE Ernest F. Ruppe, Cleveland, Ohio, assignor to John C. Vir den Company, Cleveland, Ohio, a corporation of Ohio Filed Mar. 3, 1959, Ser. No. 54,820

Term of patent 14 years (Cl. D48-16) Fig. 1 is a bottom plan view of a diffuser panel showing my new design;

Fig. 2 is a side elevational view thereof;

Fig. 3 is an enlarged profile view taken on line 3-3 of Fig. 1 showing the relatively fiat catenary curved lower surface of the diffuser panel; and

Fig. 4 is an enlarged fragmentary profile view taken on line 44 of Fig. 1.

I claim:

The ornamental design for a difiuser panel or similar article, as shown.

References Cited in the file of this patent UNITED STATES PATENTS Hall Jan. 26, 1926 OTHER REFERENCES Lighting and Lamps, April 1954, page 30, top center of page, ceiling light fixture.

Lighting, September 1958, page 30, upper left-hand corner, glass diffuser.

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US8696171May 6, 2013Apr 15, 2014Lsi Industries, Inc.Lighting apparatus with heat dissipation system