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发明名称
SPEECH HEARING IMPROVER
摘要
申请公布号
JPH02275822(A)
申请公布日期
1990.11.09
申请号
JP19890034982
申请日期
1989.02.16
申请人
TEIJIN LTD
发明人
YAMAZAKI TSUTOMU;NOSE YOSHINORI
分类号
A61K31/59;A61P27/16;(IPC1-7):A61K31/59
主分类号
A61K31/59
代理机构
代理人
主权项
地址
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