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发明名称
Safety pike
摘要
申请公布号
US2031044(A)
申请公布日期
1936.02.18
申请号
US19350007161
申请日期
1935.02.19
申请人
LARS JENSEN;RAY SHERMAN
发明人
JENSEN LARS;SHERMAN RAY
分类号
B25D7/00
主分类号
B25D7/00
代理机构
代理人
主权项
地址
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