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发明名称
SPRING COVER
摘要
申请公布号
CA377714(A)
申请公布日期
1938.11.15
申请号
CAD377714
申请日期
申请人
F. L. JACOBS COMPANY
发明人
WARREN F. EISENHAUER
分类号
主分类号
代理机构
代理人
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地址
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