Releasable locking mechanism for telescoping members,申请号US19540426972-传众专利搜索

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发明名称	Releasable locking mechanism for telescoping members
摘要
申请公布号	US2892647(A)	申请公布日期	1959.06.30
申请号	US19540426972	申请日期	1954.05.03
申请人	O'NEILL RALPH A	发明人	O'NEILL RALPH A.
分类号	B66C23/687;E04H12/34;E21D15/40;F16B7/10;F16B7/12	主分类号	B66C23/687
代理机构		代理人
主权项
地址

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