USD238573S - - Google Patents
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- Publication number
- USD238573S USD238573S US D238573 S USD238573 S US D238573S
- Authority
- US
- United States
- Prior art keywords
- view
- acoustical panel
- minn
- minneapolis
- united states
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- 241000282898 Sus scrofa Species 0.000 description 1
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Description
Des. 238,573
Patented Jan. 27, 1976 United States Patent DECORATIVE ACOUSTICAL PANEL Joseph Goldman, Minneapolis, Minn assignorfo Charles Industries Corporation, Minneapolis, Minn.
Filed Mar. 28, 1973, Ser. No. 345,579
Term of patent 14 years Int. Cl. DZS-OI US. Cl. Dl8--2 B Flaw/jzaj References Cited UNITED STATES PATENTS FIG. 1 is a perspective view showing the face of the decorative acoustical panel. FIG. 2 is a front view.
FIG 3 is a idg vicw FI 4 is an end View 3,735,837 5/1973 D lcla et a1 18133 GE 2,870,439 I/ 1959 Stmehelfer 181-33 GE FIG. 5 is a sectional view taken on the line 5-5 of g 6 OTHER REFERENCES FIG 2. IS a sectional view taken on the line 6-6 of Noise control, vol. No. 5 September 1956 p 16,
I claim: Pig. 1 illustration.
The ornamental design for a decorative acoustical panel, as shown A. HUGO WORD, Primary Examiner
Family
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