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经营范围
发明名称
Microphone with natural tone and speech reproduction
摘要
The piezoceramic acoustic converter microphone has a stretch ribbon (1) stitched in place with a contact closure (4) under the felt tabs (2), as a throat microphone.
申请公布号
DE19500093(A1)
申请公布日期
1995.08.03
申请号
DE19951000093
申请日期
1995.01.04
申请人
HIRT, BENNO, 53773 HENNEF, DE
发明人
HIRT, BENNO, 53773 HENNEF, DE
分类号
H04R17/02;(IPC1-7):H04R17/02;H01R3/00;H04R1/44;H04R1/46;A61B7/04
主分类号
H04R17/02
代理机构
代理人
主权项
地址
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