Aluminum extrusion

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Description

FIG. 1 is a perspective view of an aluminum extrusion, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D237264 October 1975 Edwards
D301067 May 9, 1989 Dallaire et al.
3566541 March 1971 Coulter
4285166 August 25, 1981 Ishida
4375736 March 8, 1983 Teckchandari
Patent History
Patent number: D330431
Type: Grant
Filed: May 31, 1989
Date of Patent: Oct 20, 1992
Assignee: Cobbs Manufacturing Company (Des Moines, IA)
Inventor: Castle Wang (Taipei)
Primary Examiner: A. Hugo Word
Assistant Examiner: Doris Clark
Law Firm: Dick and Harris
Application Number: 7/359,714
Classifications
Current U.S. Class: Extruded Shape (19) (D25/119)