Degreaser ventilation hood
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Description
FIG. 1 is a top plan view of a degreaser ventilation hood embodying my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof; and
FIG. 4 is a right side elevational view thereof, the left side being a mirror image of the right side shown.
Referenced Cited
U.S. Patent Documents
| D237971 | December 1975 | Chiang |
| 3834135 | September 1974 | Jordan |
| 3870494 | March 1975 | Doane |
| 3890124 | June 1975 | Howes |
| 3910782 | October 1975 | Struble et al. |
Patent History
Patent number: D277404
Type: Grant
Filed: May 13, 1982
Date of Patent: Jan 29, 1985
Assignee: Detrex Chemical Industries, Inc. (Southfield, MI)
Inventors: Oscar Peterson (Mt. Clemens, MI), Richard W. Clement (Milford, MI)
Primary Examiner: James R. Largen
Law Firm: Paul & Paul
Application Number: 6/377,630
Type: Grant
Filed: May 13, 1982
Date of Patent: Jan 29, 1985
Assignee: Detrex Chemical Industries, Inc. (Southfield, MI)
Inventors: Oscar Peterson (Mt. Clemens, MI), Richard W. Clement (Milford, MI)
Primary Examiner: James R. Largen
Law Firm: Paul & Paul
Application Number: 6/377,630
Classifications
Current U.S. Class:
D23/151
