Adjustable and nonslotted extension member for doors,申请号US19470787098-传众专利搜索

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发明名称	Adjustable and nonslotted extension member for doors
摘要
申请公布号	US2579861(A)	申请公布日期	1951.12.25
申请号	US19470787098	申请日期	1947.11.20
申请人	RAY GEORGE P;RAY WILLIAM N	发明人	RAY GEORGE P.;RAY WILLIAM N.
分类号	E06B3/88;E06B3/92	主分类号	E06B3/88
代理机构		代理人
主权项
地址

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