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Patents
Recording, Communication, Or Information Retrieval Equipment Patents
Video Or Audio Transmission, Recording Or Playback Equipment Patents
Element Or Attachment (11) Patents
Microphone Patents
Freestanding Or With Pedestal Patents (Class D14/227)
Freestanding Or With Pedestal Patents (Class D14/227)
Microphone
Patent number:
D299921
Type:
Grant
Filed:
August 22, 1985
Date of Patent:
February 21, 1989
Assignee:
Sony Corporation
Inventor:
Fumitaka Kikutani
Microphone
Patent number:
D309305
Type:
Grant
Filed:
March 10, 1988
Date of Patent:
July 17, 1990
Inventor:
Rolf von Hall
Seat belt microphone
Patent number:
D310082
Type:
Grant
Filed:
October 26, 1987
Date of Patent:
August 21, 1990
Assignee:
Shure Brothers, Inc.
Inventors:
Joseph Kehl, Hari Matsuda
Combined microphone and holder
Patent number:
D313802
Type:
Grant
Filed:
February 18, 1987
Date of Patent:
January 15, 1991
Inventor:
Andreas Peiker
Combined microphone with holder
Patent number:
D334387
Type:
Grant
Filed:
June 11, 1991
Date of Patent:
March 30, 1993
Assignee:
Technotrend Limited
Inventors:
John Bostock, Kevin Ryan
Microphone set
Patent number:
D335671
Type:
Grant
Filed:
December 3, 1991
Date of Patent:
May 18, 1993
Assignee:
Sekaku Electron Industry Co., Ltd.
Inventor:
Wen C. Yang
Paging amplifier console
Patent number:
D341593
Type:
Grant
Filed:
January 2, 1991
Date of Patent:
November 23, 1993
Assignee:
CES Corporation
Inventor:
William Chang
Wireless microphone and receiving unit
Patent number:
D357016
Type:
Grant
Filed:
June 24, 1993
Date of Patent:
April 4, 1995
Assignee:
GPE International Limited
Inventors:
Brian Y. Li, Chi-Wing Yip
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