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经营范围
发明名称
Imitation ivory and process of making same
摘要
申请公布号
US1909788(A)
申请公布日期
1933.05.16
申请号
US19300478545
申请日期
1930.08.28
申请人
CATALIN CORPORATION OF AMERICA
发明人
PANTKE OSKAR
分类号
B44F9/06;C08G8/10
主分类号
B44F9/06
代理机构
代理人
主权项
地址
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