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发明名称
Checkstrap
摘要
申请公布号
US2350495(A)
申请公布日期
1944.06.06
申请号
US19430510335
申请日期
1943.11.15
申请人
CROCKER JOHN C
发明人
CROCKER JOHN C.
分类号
D03D49/38
主分类号
D03D49/38
代理机构
代理人
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地址
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