U.S. patent number D311,614 [Application Number 07/152,604] was granted by the patent office on 1990-10-23 for electric vacuum cleaner. This patent grant is currently assigned to Matsushita Electric Industrial Co., Ltd.. Invention is credited to Kunio Funatsu, Yukio Hirano, Tadakazu Narikawa, Joseph J. Nukazawa, Junichi Yamada.
United States Patent | D311,614 |
Hirano , et al. | October 23, 1990 |
Inventors: | Hirano; Yukio (Osaka, JP), Funatsu; Kunio (Osaka, JP), Nukazawa; Joseph J. (Tokyo, JP), Narikawa; Tadakazu (Kanagawa, JP), Yamada; Junichi (Tokyo, JP) |
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Assignee: | Matsushita Electric Industrial Co.,
Ltd. (Osaka, JP) |
Appl. No.: | 07/152,604 |
Filed: | February 4, 1988 |
Aug 11, 1987 [JP] | 62-32851 | |||
Current U.S. Class: | D32/21 |
Field of Search: | ;D32/21,23,24 ;15/327E,327R,327F |
D290896 | July 1987 | Kim |
D296944 | July 1988 | Yamamoto et al. |
D297475 | August 1988 | Umehara et al. |
D297871 | September 1988 | Slany et al. |
D301647 | June 1989 | Burns et al. |
Miele Vacuum Cleaners, published Autumn 1986. . Eureka Express Vacuum Cleaner Model 8290 (Distributed at the Apr. 1987 Houseware Show). . Dimension 1000 Electric Vacuum Cleaner (Distributed at the Nov. 1986 Houseware Show).. |
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