U.S. patent number D283,891 [Application Number 06/559,363] was granted by the patent office on 1986-05-20 for teleconferencing microphone. This patent grant is currently assigned to Darome, Inc.. Invention is credited to Radamis Botros, David Parshad.
United States Patent | D283,891 |
Parshad , et al. | May 20, 1986 |
Inventors: | Parshad; David (Ottawa, CA), Botros; Radamis (Nepean, CA) |
---|---|
Assignee: | Darome, Inc. (Harvard,
IL) |
Appl. No.: | 06/559,363 |
Filed: | December 8, 1983 |
Current U.S. Class: | D14/228 |
Field of Search: | ;D14/33,12,13,14,52,53,59,57,60 ;179/179,178,1L,1R,1D,81B,102,18BC,18B,18BE,18BB,18BD,18AD,6.02 ;455/89,90,347 |
D69755 | March 1926 | Hawley |
D72559 | May 1927 | MacDow |
D220629 | May 1971 | Shimizu |
D230608 | March 1974 | Winston |
D259786 | July 1981 | Leeson et al. |
D271970 | December 1983 | Velsher et al. |
D277853 | March 1985 | Thomas |
4419770 | December 1983 | Yagi et al. |
Telesis (Feb. 1977) vol. 5, No. 1: Article re Audio Teleconferencing Telephone; pp. 16-21; Photo of Cylindrical Telephone Instrument p. 17. . Astatic model 1070 Spectrum, Vertically Oriented Cardioid Dynamic Microphone. . Shure "Smart MIC System". . Teletek Conferencer.. |
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