Extension refectory table,申请号US19280312731-传众专利搜索

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发明名称	Extension refectory table
摘要
申请公布号	US1743697(A)	申请公布日期	1930.01.14
申请号	US19280312731	申请日期	1928.10.15
申请人	B. WALTER & CO.	发明人	WALTER FREDERICK B.
分类号	A47B1/02	主分类号	A47B1/02
代理机构		代理人
主权项
地址

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