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发明名称
MEMBRANA ACUSTICA SI PROCEDEU DE REALIZARE A ACESTEIA
摘要
申请公布号
RO83902(A2)
申请公布日期
1984.11.25
申请号
RO19820106885
申请日期
1982.03.12
申请人
INSTITUTUL DE CERCETARI TEXTILE,RO
发明人
PREDESCU,PAUL,RO;POPA,CONSTANTIN M.,RO;CUTIERU,NATALIA,RO
分类号
H04R7/02;(IPC1-7):H04R7/02
主分类号
H04R7/02
代理机构
代理人
主权项
地址
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