Roof-mounted building fresh air ventilator

- Command-Aire Corporation
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Description

FIG. 1 is a perspective view showing the top, front and right side of the roof-mounted building fresh air ventilator of my design.

FIG. 2 is a perspective view showing the bottom, rear and left side of the roof-mounted building fresh air ventilator of FIG. 1.

Referenced Cited
Other references
  • sweet's Architectural File, vol. 12, 1973, Section 15.7/Gen., p. 3, Models TC090A and TC180P (upper right corner and center).
Patent History
Patent number: D245098
Type: Grant
Filed: Mar 17, 1975
Date of Patent: Jul 19, 1977
Assignee: Command-Aire Corporation (Waco, TX)
Inventor: Herbert M. Kay (Waco, TX)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Larry Jones
Attorney: Wm. T. Wofford
Application Number: 5/559,068
Classifications
Current U.S. Class: D23/153
International Classification: D2304;