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发明名称
Improvements in and relating to sifting or sieving devices
摘要
申请公布号
GB429397(A)
申请公布日期
1935.05.29
申请号
GB19340008951
申请日期
1934.03.22
申请人
WILLIAM BOULTON LIMITED;FRED BEARDMORE
发明人
分类号
B07B1/42
主分类号
B07B1/42
代理机构
代理人
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