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发明名称
Compress for steel shavings
摘要
申请公布号
US2133939(A)
申请公布日期
1938.10.18
申请号
US19370144482
申请日期
1937.05.24
申请人
MARONEY JOHN G;WILLFONG JACK I
发明人
MARONEY JOHN G.;WILLFONG JACK I.
分类号
B22F8/00;B30B9/32;B30B11/22
主分类号
B22F8/00
代理机构
代理人
主权项
地址
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