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发明名称
Manufacture of seals and the like
摘要
申请公布号
US2247252(A)
申请公布日期
1941.06.24
申请号
US19370158512
申请日期
1937.08.11
申请人
PRICE CHARLES S
发明人
PRICE CHARLES S.
分类号
B44C3/08
主分类号
B44C3/08
代理机构
代理人
主权项
地址
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