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发明名称
METHOD OF JOINING OR WELDING METALS
摘要
申请公布号
CA446343(A)
申请公布日期
1948.01.27
申请号
CAD446343
申请日期
申请人
ABRAM RUPERT NEELANDS;HANS KLOPSTOCK
发明人
ABRAM RUPERT NEELANDS;HANS KLOPSTOCK
分类号
主分类号
代理机构
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