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发明名称
Machine for fastening reeds without rivets on the sound plates of reed instruments
摘要
申请公布号
US1860758(A)
申请公布日期
1932.05.31
申请号
US19300471379
申请日期
1930.07.28
申请人
MAX WEIDLICH
发明人
WEIDLICH MAX
分类号
B21D39/03
主分类号
B21D39/03
代理机构
代理人
主权项
地址
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