U.S. patent number D306,587 [Application Number 07/278,259] was granted by the patent office on 1990-03-13 for telephone. This patent grant is currently assigned to Kabushiki Kaisha Toshiba. Invention is credited to Takaharu Ando.
United States Patent | D306,587 |
Ando | March 13, 1990 |
Inventors: | Ando; Takaharu (Yokohama, JP) |
---|---|
Assignee: | Kabushiki Kaisha Toshiba
(Kawasaki, JP) |
Appl. No.: | 07/278,259 |
Filed: | November 30, 1988 |
Jun 1, 1988 [JP] | 63-21300 | |||
Current U.S. Class: | D14/151; D14/150; D14/242; D14/243 |
Field of Search: | ;D14/151,242,247,150 ;379/440,436,432,419,420 |
D282258 | January 1986 | Brown |
D282546 | February 1986 | Inagi et al. |
D283507 | April 1986 | Van Gillneve |
D283620 | April 1986 | Aguelar et al. |
D286876 | November 1986 | Nogas et al. |
D287852 | January 1987 | Brown et al. |
D291308 | August 1987 | Preussner |
D292207 | October 1987 | Okuda |
D293906 | January 1988 | Sekiguchi |
D294497 | March 1988 | Oshima et al. |
D300740 | April 1989 | Sekiguchi et al. |
Catalog of NEC Telephone, DK Series. . Telephone of Iwasaki Electric Co., Ltd. DT Series shown in "Dempa Shimbun", Sep. 11, 1986.. |
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