Adjustable ladder attachment for supporting paint pails,申请号US19380200307-传众专利搜索

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发明名称	Adjustable ladder attachment for supporting paint pails
摘要
申请公布号	US2162022(A)	申请公布日期	1939.06.13
申请号	US19380200307	申请日期	1938.04.06
申请人	ROGER MANSFIELD	发明人	MANSFIELD ROGER
分类号	E06C7/14	主分类号	E06C7/14
代理机构		代理人
主权项
地址

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