Clean room safety hood
Description
FIG. 1 is a perspective view of a clean room safety hood showing our new design, the hose shown broken away for convenience of illustration;
FIG. 2 is a left side elevational view;
FIG. 3 is a front elevational view;
FIG. 4 is a rear elevational view;
FIG. 5 is a bottom plan view; and
FIG. 6 is a top plan view.
Referenced Cited
Patent History
Patent number: D303166
Type: Grant
Filed: Aug 25, 1986
Date of Patent: Aug 29, 1989
Inventors: Wyman H. Stackhouse (Manhattan Beach, CA), Ian M. Williamson (Redondo Beach, CA)
Primary Examiner: Carmen H. Vales-Lado
Law Firm: Singer & Singer
Application Number: 6/899,898
Type: Grant
Filed: Aug 25, 1986
Date of Patent: Aug 29, 1989
Inventors: Wyman H. Stackhouse (Manhattan Beach, CA), Ian M. Williamson (Redondo Beach, CA)
Primary Examiner: Carmen H. Vales-Lado
Law Firm: Singer & Singer
Application Number: 6/899,898
Classifications
Current U.S. Class:
D29/9