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1943-10-23 |
1947-11-04 |
Zenith Radio Corp |
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1947-12-05 |
1950-12-26 |
Reginald B Bland |
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1957-05-27 |
1962-10-30 |
Beltone Hearing Aid Company |
Hearing aid
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1963-05-15 |
1966-08-09 |
Sonotone Corp |
Ear insert hearing aid
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USD287280S
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1983-05-16 |
1986-12-16 |
Topholm & Westermann I/S |
Hearing aid
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1983-06-17 |
1987-01-13 |
Topholm & Westermann I/S |
Hearing aid
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1983-06-17 |
1987-01-13 |
Topholm & Westermann I/S |
Hearing aid
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1983-07-01 |
1985-09-03 |
American Technology Corporation |
Ear radio
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USD295173S
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1984-10-11 |
1988-04-12 |
Eitan Oren |
Radio
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1988-02-26 |
1990-11-20 |
R. J. Reynolds Tobacco Company |
Package inspection system
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DE8814162U1
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1988-11-11 |
1988-12-29 |
Hörgeräte Geers GmbH & Co. KG, 4600 Dortmund |
Hörgerät
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1989-06-05 |
1991-11-26 |
Hopewell Donald C |
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1991-03-15 |
1994-06-21 |
Unex Corporation |
Earpiece high voltage baffle
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JP3254834B2
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1993-08-06 |
2002-02-12 |
松下電器産業株式会社 |
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1997-05-16 |
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Hello Direct, Inc. |
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1997-11-06 |
1999-12-07 |
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1998-05-08 |
1999-08-31 |
Howard Leight Industries |
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1998-05-29 |
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1998-11-09 |
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Grason-Stadler, Inc. |
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2000-12-22 |
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2001-09-11 |
2002-06-30 |
Zacay Ely |
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2002-02-15 |
2004-07-06 |
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Method for securing a headset
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2002-03-07 |
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2002-07-30 |
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Harman International Industries, Inc. |
Speaker housing
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2002-10-31 |
2003-07-22 |
Sony Corporation |
Headphone
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2002-11-05 |
2003-07-29 |
Sony Corporation |
Headphone
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2003-11-19 |
2005-01-11 |
精誠資訊股份有限公司 |
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2004-05-19 |
2005-05-24 |
Sony Corporation |
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2004-08-06 |
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2005-03-09 |
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Songbird Hearing, Inc. |
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2007-07-05 |
2008-10-21 |
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2007-10-15 |
2009-03-10 |
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2008-05-22 |
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Headphone
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2009-06-23 |
2010-04-13 |
Klipsch, Llc |
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2009-08-07 |
2011-01-25 |
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Earphone
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2009-09-03 |
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B & W Group Ltd |
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2016-07-19 |
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Earphone assembly
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2017-06-20 |
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2020-05-05 |
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2018-12-19 |
2021-03-09 |
Bose Corporation |
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2018-12-21 |
2021-03-09 |
Bose Corporation |
Earbud
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