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发明名称
Vibration-transmission mechanism
摘要
申请公布号
US1746039(A)
申请公布日期
1930.02.04
申请号
US19260147658
申请日期
1926.11.11
申请人
VITALIS HIMMER
发明人
HIMMER VITALIS
分类号
H04R11/00
主分类号
H04R11/00
代理机构
代理人
主权项
地址
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