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发明名称
Spring balanced container lid
摘要
申请公布号
US1928667(A)
申请公布日期
1933.10.03
申请号
US19320600160
申请日期
1932.03.21
申请人
KUNS RAY F
发明人
KUNS RAY F.
分类号
B60P3/36
主分类号
B60P3/36
代理机构
代理人
主权项
地址
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