Position-indicating handle for valves,申请号US19430492876-传众专利搜索

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发明名称	Position-indicating handle for valves
摘要
申请公布号	US2390866(A)	申请公布日期	1945.12.11
申请号	US19430492876	申请日期	1943.06.30
申请人	BLANCHARD FREDERICK W	发明人	BLANCHARD FREDERICK W.
分类号	F16K37/00	主分类号	F16K37/00
代理机构		代理人
主权项
地址

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