Rivet spinning machine,申请号US19310564600-传众专利搜索

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发明名称	Rivet spinning machine
摘要
申请公布号	US1935983(A)	申请公布日期	1933.11.21
申请号	US19310564600	申请日期	1931.09.23
申请人	THE GRANT MANUFACTURING AND MACHINE CO.	发明人	NOEL PHILIP X.
分类号	B21J15/12	主分类号	B21J15/12
代理机构		代理人
主权项
地址

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