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发明名称
Improvements in methods of producing elastic impression compositions
摘要
申请公布号
GB777932(A)
申请公布日期
1957.07.03
申请号
GB19520016757
申请日期
1952.07.03
申请人
WERNER SCHMIT;ROBERT PURRMANN
发明人
分类号
A61K6/10
主分类号
A61K6/10
代理机构
代理人
主权项
地址
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