APPARATUS AND METHOD FOR STRAIGHTENING DEFORMED ROLLS OF SHEET STOCK
申请公布号:US3625046(A)
申请号:USD3625046
申请日期:1969.10.29
申请公布日期:1971.12.07
发明人:JAMES J. VAN GOMPEL
分类号:B21D1/08;B65H75/00;(IPC1-7):B21J9/12
主分类号:B21D1/08
DEVICE FOR CULTURING SHELLFISHES
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