Boomerang,申请号US19550539199-传众专利搜索

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发明名称	Boomerang
摘要
申请公布号	US2838310(A)	申请公布日期	1958.06.10
申请号	US19550539199	申请日期	1955.10.07
申请人	ALBERT K. ROEMERMANN, JR.	发明人	REDKA HENRY R.
分类号	A63B65/08	主分类号	A63B65/08
代理机构		代理人
主权项
地址

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