Extruded aluminum channel
US D228453 S
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United States Patent O Des. 228,453 Patented Sept. 25, 1973 EXTRUDED ALUMINUM CHANNEL Philip A. Greer, Lake Oswego, Oreg. (Box 172, Alamo, Calif. 94507) Filed Jan. 25, 1971, Ser. No. 109,743
Term of patent 14 years Int. Cl. D250I US. Cl. DIS-6 FIG. 1 is a perspective view of an extruded aluminum channel structure showing my new design;
FIG. 2 is a further perspective view of the aluminum channel structure; and
FIG. 3 is an end view thereof.
The ornamental design for an extruded aluminum channel, as shown.
References Cited Anchor Plastics Design Guide, 2nd ed., 1960, p. 28, item 2JT-6.
Modern Plastics, October 1938, p. 253, precision shapes at top right, 9th shape from top.
A. HUGO WORD, Primary Examiner