Ventilator
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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
Foreign 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 |
715101 | November 1931 | FRX |
Patent History
Patent number: D363773
Type: Grant
Filed: Jun 29, 1994
Date of Patent: Oct 31, 1995
Assignee: Seiho International, Inc. (San Marino, CA)
Inventor: Keisuke Nishizawa (Tokyo)
Primary Examiner: Lisa P. Lichtenstein
Law Firm: Koda and Androlia
Application Number: 0/25,315
Type: Grant
Filed: Jun 29, 1994
Date of Patent: Oct 31, 1995
Assignee: Seiho International, Inc. (San Marino, CA)
Inventor: Keisuke Nishizawa (Tokyo)
Primary Examiner: Lisa P. Lichtenstein
Law Firm: Koda and Androlia
Application Number: 0/25,315
Classifications