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经营范围
发明名称
Schalltoter Abstands- bzw. Befestigungsfussring fuer Schwingspulen-zentrierungen an dynamischen Lautsprechersystemen
摘要
申请公布号
DE821506(C)
申请公布日期
1951.11.19
申请号
DE1950F001486
申请日期
1950.05.21
申请人
FORMHOLZ-PRESSWERK ROMEN G.M.B.H.
发明人
ROMEN ERNST
分类号
H04R9/04
主分类号
H04R9/04
代理机构
代理人
主权项
地址
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