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发明名称
Improvements in or relating to automatic powder-feeding devices
摘要
申请公布号
GB815691(A)
申请公布日期
1959.07.01
申请号
GB19570021368
申请日期
1957.07.05
申请人
EUGENE ADAM WAHL
发明人
分类号
B65G65/46;G01F13/00
主分类号
B65G65/46
代理机构
代理人
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