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发明名称
Method of making spherical containers
摘要
申请公布号
US1958421(A)
申请公布日期
1934.05.15
申请号
US19320647800
申请日期
1932.12.17
申请人
CHICAGO BRIDGE & IRON COMPANY
发明人
DANIELS EDWIN G.
分类号
B23K5/00;E04H7/14
主分类号
B23K5/00
代理机构
代理人
主权项
地址
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