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发明名称
Tubing and process of producing the same
摘要
申请公布号
US2172426(A)
申请公布日期
1939.09.12
申请号
US19350055380
申请日期
1935.12.20
申请人
SYLVANIA INDUSTRIAL CORPORATION
发明人
WEINGAND RICHARD;MUCHLINSKI ARNOLD
分类号
A22C13/00
主分类号
A22C13/00
代理机构
代理人
主权项
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