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发明名称
Combination capping and packing device
摘要
申请公布号
US1835261(A)
申请公布日期
1931.12.08
申请号
US19280321825
申请日期
1928.11.26
申请人
HARRY BARRETT CLAUD
发明人
BARRETT CLAUD HARRY
分类号
E21B34/02
主分类号
E21B34/02
代理机构
代理人
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地址
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