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发明名称
Float balance
摘要
申请公布号
US2634120(A)
申请公布日期
1953.04.07
申请号
US19460695410
申请日期
1946.09.07
申请人
SADALLAH OUAIDA
发明人
OUAIDA SADALLAH
分类号
G01G5/02
主分类号
G01G5/02
代理机构
代理人
主权项
地址
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