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发明名称
EXTRUSION PROCESS
摘要
申请公布号
US3651187(A)
申请公布日期
1972.03.21
申请号
USD3651187
申请日期
1969.10.16
申请人
HERCULES INC.
发明人
LAWRENCE C. CESSNA JR.
分类号
B29C47/00;B29C47/24;(IPC1-7):B29D3/02
主分类号
B29C47/00
代理机构
代理人
主权项
地址
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