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经营范围
发明名称
Process of forming an article from at least two plastics
摘要
申请公布号
US2544140(A)
申请公布日期
1951.03.06
申请号
US19470790676
申请日期
1947.12.09
申请人
DOFSEN FLOYD J;DANIELSON ELMER L
发明人
DOFSEN FLOYD J.;DANIELSON ELMER L.
分类号
B29C45/16
主分类号
B29C45/16
代理机构
代理人
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