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发明名称
Manifolding machine
摘要
申请公布号
US1990349(A)
申请公布日期
1935.02.05
申请号
US19310536255
申请日期
1931.05.09
申请人
WILHELM RITZERFELD
发明人
RITZERFELD WILHELM
分类号
B41L7/08
主分类号
B41L7/08
代理机构
代理人
主权项
地址
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