Hermetically sealed adjustable device,申请号US19490107802-传众专利搜索

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发明名称	Hermetically sealed adjustable device
摘要
申请公布号	US2575726(A)	申请公布日期	1951.11.20
申请号	US19490107802	申请日期	1949.07.30
申请人	SPRAGUE ELECTRIC COMPANY	发明人	PECK DAVID B.
分类号	H01F21/06	主分类号	H01F21/06
代理机构		代理人
主权项
地址

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