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发明名称
Portable apparatus for treating flax straw
摘要
申请公布号
US2316590(A)
申请公布日期
1943.04.13
申请号
US19400363116
申请日期
1940.10.28
申请人
JOHNSON JOHN A
发明人
JOHNSON JOHN A.
分类号
D01B1/24
主分类号
D01B1/24
代理机构
代理人
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地址
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