Method of manufacturing closed-link brake hangers,申请号US19300445899-传众专利搜索

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发明名称	Method of manufacturing closed-link brake hangers
摘要
申请公布号	US1826027(A)	申请公布日期	1931.10.06
申请号	US19300445899	申请日期	1930.04.21
申请人	FREDERIC SCHAEFER	发明人	SCHAEFER FREDERIC
分类号	B21K7/00	主分类号	B21K7/00
代理机构		代理人
主权项
地址

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