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发明名称
Improvements in the manufacture of imitation pearls and similar articles
摘要
申请公布号
GB646755(A)
申请公布日期
1950.11.29
申请号
GB19480015569
申请日期
1948.06.09
申请人
ARMAND JACQUES JULIEN POELMAN
发明人
分类号
B44F9/08
主分类号
B44F9/08
代理机构
代理人
主权项
地址
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