Ceiling tile
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Description
FIG. 1 is a top view of a ceiling tile showing my new design; and
FIG. 2 is a side view thereof.
The bottom of the ceiling tile not shown is plain and unornamented.
Referenced Cited
U.S. Patent Documents
| D19755 | April 1890 | Kinngar |
| D239529 | April 1976 | Mead |
Patent History
Patent number: D299871
Type: Grant
Filed: Mar 27, 1986
Date of Patent: Feb 14, 1989
Assignee: Armstrong World Industries, Inc. (Lancaster, PA)
Inventor: Michael W. Jennings (Lancaster, PA)
Primary Examiner: A. Hugo Word
Application Number: 6/846,992
Type: Grant
Filed: Mar 27, 1986
Date of Patent: Feb 14, 1989
Assignee: Armstrong World Industries, Inc. (Lancaster, PA)
Inventor: Michael W. Jennings (Lancaster, PA)
Primary Examiner: A. Hugo Word
Application Number: 6/846,992
Classifications
Current U.S. Class:
Symmetrical Pattern Or Pattern Unit (25) (D25/157)
