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发明名称
Improvements in the process of making paper lamp shades
摘要
申请公布号
GB338545(A)
申请公布日期
1930.11.17
申请号
GB19290021712
申请日期
1929.07.15
申请人
LEONARD FOSS;RUBY FOSS
发明人
分类号
F21V1/26
主分类号
F21V1/26
代理机构
代理人
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地址
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