Electric fan
Latest Hitachi, Ltd. Patents:
Description
FIG. 1 is a front, top and right side perspective view of a electric fan showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a rear elevational view thereof; and
FIG. 7 is a left side elevational view thereof.
Referenced Cited
U.S. Patent Documents
Other references
D154740 | August 1949 | Bishop |
4120615 | October 17, 1978 | Keem et al. |
4341151 | July 27, 1982 | Sakamoto |
4350472 | September 21, 1982 | Morimoto |
4425840 | January 17, 1984 | Masao |
- Hong Kong Household, Jul. 1983, p. 75-Titan Rotary Box Fan PM-921. Hong Kong Enterprise, Apr. 1982, p. 67-Acid C Box Fan No. 9812.
Patent History
Patent number: D290872
Type: Grant
Filed: Feb 25, 1985
Date of Patent: Jul 14, 1987
Assignee: Hitachi, Ltd. (Tokyo)
Inventors: Shuichi Kouno (Tokorozawa), Toshiyuki Utsuki (Tokyo), Hideki Sakae (Hino), Kenichi Watanabe (Hitachi)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Law Firm: Antonelli, Terry & Wands
Application Number: 6/704,728
Type: Grant
Filed: Feb 25, 1985
Date of Patent: Jul 14, 1987
Assignee: Hitachi, Ltd. (Tokyo)
Inventors: Shuichi Kouno (Tokorozawa), Toshiyuki Utsuki (Tokyo), Hideki Sakae (Hino), Kenichi Watanabe (Hitachi)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Law Firm: Antonelli, Terry & Wands
Application Number: 6/704,728
Classifications
Current U.S. Class:
D23/155