Tennis balls,申请号US19540416258-传众专利搜索

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发明名称	Tennis balls
摘要
申请公布号	US2896949(A)	申请公布日期	1959.07.28
申请号	US19540416258	申请日期	1954.03.15
申请人	LOUIS DUNKER HENRY CHRISTIAN	发明人	DUNKER HENRY CHRISTIAN LOUIS
分类号	B29D22/04	主分类号	B29D22/04
代理机构		代理人
主权项
地址

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