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发明名称
Portable tension indicator
摘要
申请公布号
US1771339(A)
申请公布日期
1930.07.22
申请号
US19280251415
申请日期
1928.02.02
申请人
MARTIN-DECKER CORPORATION
发明人
MARTIN WALTER R.
分类号
G01L5/08
主分类号
G01L5/08
代理机构
代理人
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地址
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