Water gauge sight glass,申请号US19500165094-传众专利搜索

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发明名称	Water gauge sight glass
摘要
申请公布号	US2620662(A)	申请公布日期	1952.12.09
申请号	US19500165094	申请日期	1950.05.29
申请人	WORTHINGTON CORPORATION	发明人	HENDERSON ROBERT M.
分类号	B28C7/12;G01F23/02	主分类号	B28C7/12
代理机构		代理人
主权项
地址

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