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发明名称
Saw stretcher
摘要
申请公布号
US1810349(A)
申请公布日期
1931.06.16
申请号
US19290377208
申请日期
1929.07.10
申请人
GREEN JAMES H
发明人
GREEN JAMES H.
分类号
B23D51/12
主分类号
B23D51/12
代理机构
代理人
主权项
地址
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