Cover unit for ceiling rails
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Description
FIG. 1 is an enlarged fragmentary front elevational view of a cover unit for ceiling rails showing my new design; and,
FIG. 2 is a cross-sectional view taken along line 2--2 of FIG. 1.
The pattern of the cover unit for ceiling rails is constant throughout its length, and the broken lines showing ceiling panels and a support element are for illustrative purposes only, and do not form a part of the claimed design.
Referenced Cited
U.S. Patent Documents
| D228493 | October 1973 | Hrusch |
| D295080 | April 5, 1988 | Willan |
| D341668 | November 23, 1993 | Hertex |
| 2249106 | July 1941 | Baumgartl |
| 3466830 | September 1969 | Smith |
| 3828506 | August 1974 | Phillips |
| 4569175 | February 11, 1986 | Abciuk |
| 4926606 | May 22, 1990 | Hanson |
| 5040347 | August 20, 1991 | Valvis |
| 5088255 | February 18, 1992 | Emanuel |
| 5165208 | November 24, 1992 | Lingemann |
Patent History
Patent number: D361389
Type: Grant
Filed: Mar 22, 1993
Date of Patent: Aug 15, 1995
Assignee: Armstrong World Industries, Inc. (Lancaster, PA)
Inventor: Wesley T. K. Bischel (Elizabethtown, PA)
Primary Examiner: Doris Clark
Application Number: 0/6,151
Type: Grant
Filed: Mar 22, 1993
Date of Patent: Aug 15, 1995
Assignee: Armstrong World Industries, Inc. (Lancaster, PA)
Inventor: Wesley T. K. Bischel (Elizabethtown, PA)
Primary Examiner: Doris Clark
Application Number: 0/6,151
Classifications
Current U.S. Class:
Finishing Unit (7) (D25/55)
