U.S. patent number D299,493 [Application Number 06/884,927] was granted by the patent office on 1989-01-24 for portable radio telephone. This patent grant is currently assigned to Oki Electric Industry Company, Ltd.. Invention is credited to Katsuhito Watanabe.
United States Patent | D299,493 |
Watanabe | * January 24, 1989 |
Inventors: | Watanabe; Katsuhito (Tokyo, JP) |
---|---|
Assignee: | Oki Electric Industry Company,
Ltd. (Tokyo, JP) |
[*] Notice: | The portion of the term of this patent subsequent to March 31, 2001 has been disclaimed. |
Appl. No.: | 06/884,927 |
Filed: | July 14, 1986 |
Current U.S. Class: | D14/138AA; D14/147 |
Field of Search: | ;D14/53,63,64,60,68 ;379/61,58,419,420,428,433,434,436,440 ;455/89,90 |
D234605 | March 1975 | Larson |
D247564 | March 1978 | Greene |
D269873 | July 1983 | Nagele et al. |
D272064 | January 1964 | Coons et al. |
D274245 | June 1984 | Coons et al. |
D284759 | July 1986 | Nagele et al. |
D289044 | March 1987 | Watanabe |
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