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发明名称
Dropper assembly
摘要
申请公布号
US2765004(A)
申请公布日期
1956.10.02
申请号
US19530369312
申请日期
1953.07.21
申请人
WILLIAMS HAROLD W
发明人
WILLIAMS HAROLD W.
分类号
B01L3/02
主分类号
B01L3/02
代理机构
代理人
主权项
地址
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