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发明名称
Printing roller
摘要
申请公布号
US2072297(A)
申请公布日期
1937.03.02
申请号
US19350011991
申请日期
1935.03.20
申请人
DAMM SAMUEL F
发明人
DAMM SAMUEL F.
分类号
B41F27/12
主分类号
B41F27/12
代理机构
代理人
主权项
地址
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