Bowling alley backstop,申请号US19580710983-传众专利搜索

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发明名称	Bowling alley backstop
摘要
申请公布号	US2992826(A)	申请公布日期	1961.07.18
申请号	US19580710983	申请日期	1958.01.24
申请人	TRUCHE LOUIS A	发明人	TRUCHE LOUIS A.
分类号	A63D5/02	主分类号	A63D5/02
代理机构		代理人
主权项
地址

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