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经营范围
发明名称
Manifolding packet
摘要
申请公布号
US2318892(A)
申请公布日期
1943.05.11
申请号
US19420458373
申请日期
1942.09.15
申请人
SMITH FRED B
发明人
SMITH FRED B.
分类号
B41L1/22
主分类号
B41L1/22
代理机构
代理人
主权项
地址
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