USD201799S - Acoustical correction tile - Google Patents
Acoustical correction tile Download PDFInfo
- Publication number
- USD201799S USD201799S US D201799 S USD201799 S US D201799S
- Authority
- US
- United States
- Prior art keywords
- acoustical correction
- tile
- correction tile
- acoustical
- examiner
- Prior art date
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- HTIQEAQVCYTUBX-UHFFFAOYSA-N Amlodipine Chemical compound CCOC(=O)C1=C(COCCN)NC(C)=C(C(=O)OC)C1C1=CC=CC=C1Cl HTIQEAQVCYTUBX-UHFFFAOYSA-N 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
Images
Description
Patented Aug. 3, 1965 ACOUSTICAL CORRECTION TILE James R. Radclifie, Williamsville, N.Y., assignor to National Gypsum Company, Buffalo, N.Y., a corporation of Delaware Filed July 27, 1964, Ser. No. 81,023
Term of patent 14 years (Cl. DIS-2) F w: J 4] F 4| Fig. 2
Fig. 3
FIG. 1 is a front face view of an acoustical correction References Cited by the Examiner tile showing my new design;
FIG. 2 is an edge view of said acoustical correction tile; FOREIGN PATENTS and 538,898 6/56 Italy.
. 1 t 1 th 1' 3 3 f 3 1S a Secuona aken a (mg 6 me o WALLACE R. BURKE, Acting Primary Examiner.
I claim:
The ornamental design for an acoustical correction tile, as shown.
Family
ID=
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