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经营范围
发明名称
Polymeric acetals and process of making same
摘要
申请公布号
US2387833(A)
申请公布日期
1945.10.30
申请号
US19420463943
申请日期
1942.10.30
申请人
PRO-PHY-LAC-TIC BRUSH COMPANY
发明人
DAHLE JOSEPH
分类号
C08F8/28
主分类号
C08F8/28
代理机构
代理人
主权项
地址
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