Drain valve for bathtubs and the like,申请号US19310544996-传众专利搜索

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发明名称	Drain valve for bathtubs and the like
摘要
申请公布号	US1943628(A)	申请公布日期	1934.01.16
申请号	US19310544996	申请日期	1931.06.17
申请人	THE ROYAL BRASS MANUFACTURING COMPANY	发明人	SCHULTIS CHARLES F.
分类号	E03C1/23	主分类号	E03C1/23
代理机构		代理人
主权项
地址

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