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The ornamental design for an electric vacuum cleaner, as shown. |
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.
Hasegawa, Kohichi, Miyata, Tomoyuki, Sunagawa, Masao, Iwao, Akira, Suzuki, Naruhiko
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Feb 01 1989 | MIYATA, TOMOYUKI | Hitachi, LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 005366 | /0749 | |
Feb 01 1989 | HASEGAWA, KOHICHI | Hitachi, LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 005366 | /0749 | |
Feb 01 1989 | SUNAGAWA, MASAO | Hitachi, LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 005366 | /0749 | |
Feb 01 1989 | IWAO, AKIRA | Hitachi, LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 005366 | /0749 | |
Feb 01 1989 | SUZUKI, NARUHIKO | Hitachi, LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 005366 | /0749 | |
Mar 27 1989 | Hitachi, Ltd. | (assignment on the face of the patent) | / |
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