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发明名称
Printing press attachment
摘要
申请公布号
US1832055(A)
申请公布日期
1931.11.17
申请号
US19270187649
申请日期
1927.04.29
申请人
EMMETT SHACKLETT WILLIAM
发明人
SHACKLETT WILLIAM EMMETT
分类号
B41F21/00
主分类号
B41F21/00
代理机构
代理人
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