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发明名称
VACUUM CASTING
摘要
申请公布号
CA553602(A)
申请公布日期
1958.02.25
申请号
CAD553602
申请日期
申请人
METROPOLITAN-VICKERS ELECTRICAL COMPANY LIMITED
发明人
JOHN S. TURNBULL
分类号
主分类号
代理机构
代理人
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