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经营范围
发明名称
Preparing open and closed hollow bodies by centrifugal casting
摘要
申请公布号
US1921699(A)
申请公布日期
1933.08.08
申请号
US19310506766
申请日期
1931.01.05
申请人
HUNDT & WEBER GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
发明人
RAYM WILLIBALD;MERTENS KARL;SALZER ALBERT
分类号
B22D13/04
主分类号
B22D13/04
代理机构
代理人
主权项
地址
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