Intermediate support for rotatable threaded members,申请号US19480043333-传众专利搜索

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发明名称	Intermediate support for rotatable threaded members
摘要
申请公布号	US2550721(A)	申请公布日期	1951.05.01
申请号	US19480043333	申请日期	1948.08.09
申请人	MCKEE DOOR COMPANY	发明人	RITTER BERT
分类号	E05F15/16;F16C19/00;F16H25/22;F16H25/24	主分类号	E05F15/16
代理机构		代理人
主权项
地址

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