Industrial fan
Latest Etudes Techniques et Representations Industrielles ETRI Patents:
Description
FIG. 1 is a front elevational view thereof;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and
FIG. 7 is a top, rear perspective view thereof.
Referenced Cited
U.S. Patent Documents
3809504 | May 1974 | Goosens |
4373860 | February 15, 1983 | Sloan |
Patent History
Patent number: D291488
Type: Grant
Filed: Jun 19, 1985
Date of Patent: Aug 18, 1987
Assignee: Etudes Techniques et Representations Industrielles ETRI (Neuilly sur Seine)
Inventor: Jacques Delmas (Quaincy/Senart)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Law Firm: Young & Thompson
Application Number: 6/746,582
Type: Grant
Filed: Jun 19, 1985
Date of Patent: Aug 18, 1987
Assignee: Etudes Techniques et Representations Industrielles ETRI (Neuilly sur Seine)
Inventor: Jacques Delmas (Quaincy/Senart)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Law Firm: Young & Thompson
Application Number: 6/746,582
Classifications
Current U.S. Class:
D23/162