Roof exhauster

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Description

FIG. 1 is a side elevational view of a roof exhauster showing my new design, the other side being the same as the side shown;

FIG. 2 is a top plan view thereof; and

FIG. 3 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D190144 April 1961 Breidert
D192894 May 1962 Patterson et al.
D259208 May 12, 1981 McCullough
D259951 July 21, 1981 Breidert
2526296 October 1956 Solzman
2666378 January 1954 Ammerman
2774293 December 1956 Jenn
2823598 February 1958 Jenn
2824507 February 1958 Alldritt et al.
2926837 March 1960 Coe
2982198 May 1961 Mohrman
3202081 August 1965 Cook
Other references
  • Florida Builder, May 1954, p. 16, "Power Roof Ventilators" Item.
Patent History
Patent number: D276647
Type: Grant
Filed: Oct 8, 1982
Date of Patent: Dec 4, 1984
Assignee: The G. C. Breidert Company (San Fernando, CA)
Inventor: George M. Breidert (San Fernando, CA)
Primary Examiner: James R. Largen
Attorney: James E. Brunton
Application Number: 6/433,412
Classifications
Current U.S. Class: D23/153