Coin dimpling apparatus and method,申请号GB19550014055-传众专利搜索

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发明名称	Coin dimpling apparatus and method
摘要
申请公布号	GB775160(A)	申请公布日期	1957.05.22
申请号	GB19550014055	申请日期	1955.05.16
申请人	CHICAGO PNEUMATIC TOOL COMPANY	发明人
分类号	B21D22/04	主分类号	B21D22/04
代理机构		代理人
主权项
地址

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