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经营范围
发明名称
Kaleidoscopes
摘要
申请公布号
GB612698(A)
申请公布日期
1948.11.16
申请号
GB19460016515
申请日期
1946.05.30
申请人
LOUIS MARX & COMPANY INC.
发明人
分类号
G02B27/08
主分类号
G02B27/08
代理机构
代理人
主权项
地址
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