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发明名称
Air switch and ported control head for powdered iron dispenser
摘要
申请公布号
US2731302(A)
申请公布日期
1956.01.17
申请号
US19530354436
申请日期
1953.05.11
申请人
ROLAND UPHAM CHARLES
发明人
UPHAM CHARLES ROLAND
分类号
B05B7/14;B23K7/08;B65G53/66
主分类号
B05B7/14
代理机构
代理人
主权项
地址
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