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法人/股东/高管

发明名称	Door
摘要
申请公布号	US2608727(A)	申请公布日期	1952.09.02
申请号	US19470786103	申请日期	1947.11.14
申请人	BELL TELEPHONE LABORATORIES, INCORPORATED	发明人	BALL EUSTACE T.
分类号	H02B1/38;H05K5/03	主分类号	H02B1/38
代理机构		代理人
主权项
地址

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