Acoustical ceiling panel
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Description
FIG. 1 is a reduced perspective view of an acoustical ceiling panel showing my new design;
FIG. 2 is a plan view of a portion of the acoustical ceiling panel of FIG. 1 at substantially actual size; and
FIG. 3 is a perspective view of a portion of the acoustical ceiling panel of FIG. 1 at the substantially actual size.
Referenced Cited
U.S. Patent Documents
D79517 | October 1929 | Haley |
D222855 | January 1972 | Kamrath et al. |
D244803 | June 21, 1977 | Kies |
Patent History
Patent number: D261435
Type: Grant
Filed: Sep 27, 1979
Date of Patent: Oct 20, 1981
Assignee: Owens-Corning Fiberglas Corporation (Toledo, OH)
Inventors: Mark R. Weitzman (Toledo, OH), Jared R. Kies (Perrysburg, OH)
Primary Examiner: A. Hugo Word
Attorneys: Ronald C. Hudgens, Philip R. Cloutier, Paul J. Rose
Application Number: 6/79,396
Type: Grant
Filed: Sep 27, 1979
Date of Patent: Oct 20, 1981
Assignee: Owens-Corning Fiberglas Corporation (Toledo, OH)
Inventors: Mark R. Weitzman (Toledo, OH), Jared R. Kies (Perrysburg, OH)
Primary Examiner: A. Hugo Word
Attorneys: Ronald C. Hudgens, Philip R. Cloutier, Paul J. Rose
Application Number: 6/79,396
Classifications
Current U.S. Class:
D25/97
International Classification: D2501;
International Classification: D2501;