USD221156S - Street lighting electric light bulb - Google Patents

Description

Des. 221,156 Patented July 13, 1971 United States Patent Ofiice STREET LIGHTING ELECTRIC LIGHT BULB William H. Dorman, Corning, N.Y., and Norman A. Moreau, Lincoln, R.I., assignors to Coming Glass Works, Corning, NY.

Filed Mar. 11, 1970, Ser. No. 21,857

Term of patent 14 years Int. Cl. D26-01 US. Cl. D26-8 Des. 221,156

PAGE 2 FIG. 1 is a side elevational view of a street lighting electric light bulb embodying our new design.

FIG. 2 is a top plan view thereof.

FIG. 3 is a bottom plan view thereof.

FIG. 4 is an enlarged sectional view taken on line 4-4 of FIG. 2.

FIG. 5 is an enlarged sectional view taken on line 5-5 of FIG. 1.

FIG. 6 is an enlarged sectional view taken on line 6-6 of FIG. 2.

We claim:

The ornamental design for a street lighting electric light bulb, as shown.

References Cited UNITED STATES PATENTS D. 105,082 6/1937 Birdseye D26-8 762,927 6/1904 Mygatt. 1,262,395 4/1918 Schickerling 313-116X 1,535,486 4/1925 Lundy. 3,384,771 5/ 1968 Pomfrett.

FOREIGN PATENTS 459,495 1/1937 Great Britain 313-110 OTHER REFERENCES Electrical Equipment, 4-1960, p. 43, Duro Test light bulb.

WALLACE R. BURKE, Primary Examiner S. J. MERCER, Assistant Examiner

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