Ceiling tile
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Description
FIG. 1 is a top plane view of the ceiling tile of this invention.
FIG. 2 is an end view of the ceiling tile as shown in FIG. 1.
Referenced Cited
U.S. Patent Documents
| 1804753 | May 1931 | Douglas |
| D157633 | March 1950 | Sanders |
| D212750 | November 1968 | Claussen |
Patent History
Patent number: D242802
Type: Grant
Filed: Jul 29, 1975
Date of Patent: Dec 21, 1976
Assignee: Certain-teed Corporation (Valley Forge, PA)
Inventor: Phillip Schuss (Columbus, OH)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Larry Jones
Attorney: Edward J. Sites
Application Number: 5/600,164
Type: Grant
Filed: Jul 29, 1975
Date of Patent: Dec 21, 1976
Assignee: Certain-teed Corporation (Valley Forge, PA)
Inventor: Phillip Schuss (Columbus, OH)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Larry Jones
Attorney: Edward J. Sites
Application Number: 5/600,164
Classifications
Current U.S. Class:
D25/80
International Classification: D2501;
International Classification: D2501;
