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发明名称
Banjo
摘要
申请公布号
US1779972(A)
申请公布日期
1930.10.28
申请号
US19270235178
申请日期
1927.11.23
申请人
H. A. WEYMANN & SON, INC.
发明人
KREMP CARL
分类号
G10D1/10
主分类号
G10D1/10
代理机构
代理人
主权项
地址
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