Merry-go-round,申请号US19280249392-传众专利搜索

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发明名称	Merry-go-round
摘要
申请公布号	US1755940(A)	申请公布日期	1930.04.22
申请号	US19280249392	申请日期	1928.01.25
申请人	WATTS OSCAR J	发明人	WATTS OSCAR J.
分类号	A63G1/14	主分类号	A63G1/14
代理机构		代理人
主权项
地址

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