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发明名称
Pressure control for paper-folding machines
摘要
申请公布号
US2335970(A)
申请公布日期
1943.12.07
申请号
US19400368015
申请日期
1940.11.30
申请人
CROWN ZELLERBAEH CORPORATION
发明人
SCHMIDT GERALD W.
分类号
B65H45/12
主分类号
B65H45/12
代理机构
代理人
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