U.S. patent number D379,817 [Application Number D/047,712] was granted by the patent office on 1997-06-10 for headphone shell. This patent grant is currently assigned to Califone International, Inc.. Invention is credited to Teng K. Lin.
United States Patent | D379,817 |
Lin | June 10, 1997 |
Inventors: | Lin; Teng K. (Kaohsiung, TW) |
---|---|
Assignee: | Califone International, Inc.
(Chatsworth, CA) |
Appl. No.: | D/047,712 |
Filed: | December 11, 1995 |
Current U.S. Class: | D14/223; D14/205 |
Current International Class: | 1401 |
Field of Search: | ;D14/137,192,205,206,223 ;D24/174 ;181/129,130,137 ;379/430,444 ;381/25,68,74,151,158,183,187 |
D299129 | December 1988 | Wiegel |
1368307 | February 1921 | Waldron |
1527802 | February 1925 | Huggins |
Califone International, Inc. Info. Sht., 2924AV Dynamic Headphone, 1992, 2 pgs. . mpc-pm & e Educational Systems, Inc. Info. Sht., MPC-2900 Series Dynamic Headphones, 1 pg., undated. . Designed for Institutional Use, 1994, 1 pg. . Califone International, Inc. Info. Sht., Listening Center Components, 1990, 1 pg. . Califone International, Inc. Info. Sht., 2924AV Headphone, 1991, 1 pg. . mpc-pm & e Educational Systems, Inc. Info. Sht., MPC-2900 Series Dynamic Headphones, ("NEW"), 1 pg., undated. . mpc-pm & e Educational Systems, Inc. Info. Sht. , . . . And Student Record, 1 pg. undated. . mpc-pm & e Educational Systems, Inc. Info. Sht., MPC Listening Centers with MPC-MX300 (H/99) Dynamic Headphones, undated. . mpc-pm & e Educational Systems, Inc. Info. Sht., NEW MPC-2900 Series Listening Centers, undated. . Catalog entitled Headphones & Headsets, pp. 395-402. undated.. |
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