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发明名称
Valved glass vessels such as burettes
摘要
申请公布号
US2711846(A)
申请公布日期
1955.06.28
申请号
US19510221402
申请日期
1951.04.17
申请人
FISCHER & PORTER COMPANY
发明人
JR. GEORGE H. BIRCHALL,;PURDY JAMES A.
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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