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发明名称
Jar opener
摘要
申请公布号
US1803171(A)
申请公布日期
1931.04.28
申请号
US19300434051
申请日期
1930.03.07
申请人
CHARLESTREAM WILLIAM A
发明人
CHARLESTREAM WILLIAM A.
分类号
B67B7/20
主分类号
B67B7/20
代理机构
代理人
主权项
地址
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