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经营范围
发明名称
Improvements in envelopes for gramophone records
摘要
申请公布号
GB340729(A)
申请公布日期
1931.01.08
申请号
GB19290037025
申请日期
1929.12.03
申请人
FRANK WILSON
发明人
分类号
B65D85/57
主分类号
B65D85/57
代理机构
代理人
主权项
地址
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