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发明名称
LIQUID LEVEL INDICATOR
摘要
申请公布号
US3568628(A)
申请公布日期
1971.03.09
申请号
USD3568628
申请日期
1968.12.09
申请人
ILLINOIS TOOL WORKS INC.
发明人
LLOYD ARTHUR ERICKSON
分类号
G01F23/02;G01F23/292;(IPC1-7):G01F23/00
主分类号
G01F23/02
代理机构
代理人
主权项
地址
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