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发明名称
Improvement in phenolic condensation products and process of making same
摘要
申请公布号
US1887833(A)
申请公布日期
1932.11.15
申请号
US19220590943
申请日期
1922.09.27
申请人
BAKELITE CORPORATION
发明人
BYCK LAWRENCE
分类号
C08G8/28
主分类号
C08G8/28
代理机构
代理人
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地址
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