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经营范围
发明名称
Apparatus for delivering regular quantities of granular or pulverized material
摘要
申请公布号
US1755103(A)
申请公布日期
1930.04.15
申请号
US19280296618
申请日期
1928.07.31
申请人
F. L. SMIDTH AND COMPANY, LIMITED
发明人
DAVIS FREDERICK WILLIAM
分类号
G01G13/00
主分类号
G01G13/00
代理机构
代理人
主权项
地址
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