Drift control for leers,申请号US19290389118-传众专利搜索

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发明名称	Drift control for leers
摘要
申请公布号	US1808192(A)	申请公布日期	1931.06.02
申请号	US19290389118	申请日期	1929.08.29
申请人	HARTFORD-EMPIRE COMPANY	发明人	WADMAN HAROLD A.
分类号	C03B25/06	主分类号	C03B25/06
代理机构		代理人
主权项
地址

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