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经营范围
发明名称
Process for making film bases
摘要
申请公布号
US3127456(A)
申请公布日期
1964.03.31
申请号
US19620178787
申请日期
1962.03.07
申请人
KARL WAHL
发明人
WAHL KARL
分类号
B29C41/28
主分类号
B29C41/28
代理机构
代理人
主权项
地址
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