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经营范围
发明名称
Means for frictionally securing two parts together
摘要
申请公布号
US1903457(A)
申请公布日期
1933.04.11
申请号
US19310527776
申请日期
1931.04.04
申请人
HOLSTEIN ADOLPH M
发明人
HOLSTEIN ADOLPH M.
分类号
G05G1/12
主分类号
G05G1/12
代理机构
代理人
主权项
地址
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