Valve for inflatable pessaries and the like,申请号US19550511592-传众专利搜索

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发明名称	Valve for inflatable pessaries and the like
摘要
申请公布号	US2769442(A)	申请公布日期	1956.11.06
申请号	US19550511592	申请日期	1955.05.27
申请人	GEORGE STUBBS	发明人	STUBBS GEORGE
分类号	A61F6/08	主分类号	A61F6/08
代理机构		代理人
主权项
地址

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