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发明名称
Extrusion equipment
摘要
申请公布号
US2487910(A)
申请公布日期
1949.11.15
申请号
US19460642398
申请日期
1946.01.19
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
WADDELL CLARENCE C.;VICKERS HERBERT H.;WATERMAN WENDELL W.
分类号
B29C47/30
主分类号
B29C47/30
代理机构
代理人
主权项
地址
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