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发明名称
Preparation of thermoplastic sheets
摘要
申请公布号
US1842647(A)
申请公布日期
1932.01.26
申请号
US19280290702
申请日期
1928.07.05
申请人
BAKELITE CORPORATION
发明人
BAEKELAND LEO H.
分类号
D21F11/00
主分类号
D21F11/00
代理机构
代理人
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