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发明名称
Drum for treating pieces of work
摘要
申请公布号
US2006441(A)
申请公布日期
1935.07.02
申请号
US19330697002
申请日期
1933.11.07
申请人
THE TANNING PROCESS COMPANY
发明人
CONNOR JOHN H.
分类号
C14B1/00
主分类号
C14B1/00
代理机构
代理人
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