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发明名称
Method of casting metals
摘要
申请公布号
US2264456(A)
申请公布日期
1941.12.02
申请号
US19380206880
申请日期
1938.05.09
申请人
VEREINIGTE LEICHTMETALL-WERKE GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
发明人
ROTH WALTER
分类号
B22D7/00;B22D21/00
主分类号
B22D7/00
代理机构
代理人
主权项
地址
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