Ventilator

- Seiho International, Inc.
Description

FIG. 1 is a perspective view taken from the front, bottom and right side of the ventilator of my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a left side elevational view thereof; and

FIG. 8 is a supplemental perspective view thereof showing the openings opened and adjusted to face different directions.

Referenced Cited
U.S. Patent Documents
2885943 May 1959 Divizia
3238861 March 1966 Fromme
3542492 November 1970 Muella
3690244 September 1972 Kallel et al.
5328152 July 12, 1994 Castle
Foreign Patent Documents
715101 November 1931 FRX
Patent History
Patent number: D373184
Type: Grant
Filed: Jun 29, 1994
Date of Patent: Aug 27, 1996
Assignee: Seiho International, Inc. (San Marino, CA)
Inventor: Keisuke Nishizawa (Tokyo)
Primary Examiner: Lisa P. Lichtenstein
Law Firm: Koda and Androlia
Application Number: 0/25,314