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经营范围
发明名称
LOUDSPEAKER NETLIKE FABRIC
摘要
申请公布号
PL243017(A1)
申请公布日期
1985.01.16
申请号
PL19830243017
申请日期
1983.07.13
申请人
INST WLOKIENNICTWA
发明人
MICHALSKI WIKTOR;MAZUR JERZY;SZULC MAREK
分类号
D03D;H04R;(IPC1-7):D03D/;H04R/
主分类号
D03D
代理机构
代理人
主权项
地址
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