Electric vacuum cleaner
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Description
FIG. 1 is a front, top and right side perspective view of an electric vacuum cleaner 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 rear elevational view thereof; and
FIG. 6 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Patent History
Patent number: D312901
Type: Grant
Filed: Mar 27, 1989
Date of Patent: Dec 11, 1990
Assignee: Hitachi, Ltd. (Tokyo)
Inventors: Tomoyuki Miyata (Tokyo), Kohichi Hasegawa (Tachikawa), Masao Sunagawa (Hitachi), Akira Iwao (Kitaibaraki), Naruhiko Suzuki (Hitachi)
Primary Examiner: A. Hugo Word
Assistant Examiner: Ruth McInroy
Law Firm: Antonelli, Terry, Stout & Kraus
Application Number: 7/328,697
Type: Grant
Filed: Mar 27, 1989
Date of Patent: Dec 11, 1990
Assignee: Hitachi, Ltd. (Tokyo)
Inventors: Tomoyuki Miyata (Tokyo), Kohichi Hasegawa (Tachikawa), Masao Sunagawa (Hitachi), Akira Iwao (Kitaibaraki), Naruhiko Suzuki (Hitachi)
Primary Examiner: A. Hugo Word
Assistant Examiner: Ruth McInroy
Law Firm: Antonelli, Terry, Stout & Kraus
Application Number: 7/328,697
Classifications
Current U.S. Class:
Vacuum (D32/21)