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发明名称
LINE STRETCHER
摘要
申请公布号
CA381967(A)
申请公布日期
1939.06.13
申请号
CAD381967
申请日期
申请人
ERNEST C. GEBS
发明人
ERNEST C. GEBS
分类号
主分类号
代理机构
代理人
主权项
地址
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