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发明名称
DRAFT GEAR
摘要
申请公布号
CA648827(A)
申请公布日期
1962.09.18
申请号
CAD648827
申请日期
申请人
AMERICAN STEEL FOUNDRIES
发明人
JOSEPH A. ANDREWS;CLIFFORD D. MORLEY
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主分类号
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代理人
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