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经营范围
发明名称
Apparatus for controllably expanding expandable material
摘要
申请公布号
US3378245(A)
申请公布日期
1968.04.16
申请号
US19660527178
申请日期
1966.02.14
申请人
THE ALAN I W FRANK CORPORATION
发明人
FRANK ALAN I. W.
分类号
B29C44/34
主分类号
B29C44/34
代理机构
代理人
主权项
地址
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