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发明名称
Sifter or conveyer device
摘要
申请公布号
US2179442(A)
申请公布日期
1939.11.07
申请号
US19380197522
申请日期
1938.03.22
申请人
THE FIRM WESTFALIA-DINNENDAHL-GROPPEL A.-G.
发明人
WOLZ JOSEF
分类号
B06B1/12;B07B1/30
主分类号
B06B1/12
代理机构
代理人
主权项
地址
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