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发明名称
Apparatus for piling sheets and plates
摘要
申请公布号
US2128316(A)
申请公布日期
1938.08.30
申请号
US19370141207
申请日期
1937.05.07
申请人
PAUL GEORGE F
发明人
PAUL GEORGE F.
分类号
B21B39/00
主分类号
B21B39/00
代理机构
代理人
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地址
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