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发明名称
ZUSAMMENDRUECKBARES OHRPASSSTUECK.
摘要
申请公布号
DE321150(T1)
申请公布日期
1992.06.11
申请号
DE19880311651T
申请日期
1988.12.08
申请人
MINNESOTA MINING & MFG. CO., SAINT PAUL, MINN., US
发明人
PACKARD, THOMAS J. C/O MINNESOTA MINING AND, ST. PAUL MINNESOTA 55133-3427, US;RADEWALD, VERN E. C/O MINNESOTA MINING & MAN., MINNESOTA 55133-3427, US
分类号
A61B7/02;A61F11/08;G10K11/22;H04R1/10;H04R25/00;(IPC1-7):H04R25/00;A61F11/06;H04R1/08;H04R25/02
主分类号
A61B7/02
代理机构
代理人
主权项
地址
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