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经营范围
发明名称
SEWING DEVICE
摘要
申请公布号
CA668896(A)
申请公布日期
1963.08.20
申请号
CAD668896
申请日期
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
DAVID J. TIBBS;WILLIAM G. LESLIE
分类号
主分类号
代理机构
代理人
主权项
地址
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