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发明名称
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摘要
申请公布号
US1766204(A)
申请公布日期
1930.06.24
申请号
US19280276845
申请日期
1928.05.11
申请人
JINDRICH WALDES
发明人
WALDES JINDRICH
分类号
A44B5/02
主分类号
A44B5/02
代理机构
代理人
主权项
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