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发明名称
Machine for making corrugated paper board
摘要
申请公布号
US2018240(A)
申请公布日期
1935.10.22
申请号
US19330703273
申请日期
1933.12.20
申请人
GEORGE W. SWIFT, JR. INC.
发明人
JR. GEORGE W. SWIFT,
分类号
B31F1/28
主分类号
B31F1/28
代理机构
代理人
主权项
地址
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