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发明名称
Safety device for machines for making prints
摘要
申请公布号
US2797793(A)
申请公布日期
1957.07.02
申请号
US19540445130
申请日期
1954.07.22
申请人
PARAGON-REVOLUTE CORPORATION
发明人
WILDE FREDERICK G.;JOHNSON HOLLAND F.
分类号
G03B27/14
主分类号
G03B27/14
代理机构
代理人
主权项
地址
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