Device for introducing queen bees,申请号US19600040742-传众专利搜索

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发明名称	Device for introducing queen bees
摘要
申请公布号	US3074081(A)	申请公布日期	1963.01.22
申请号	US19600040742	申请日期	1960.07.05
申请人	BARBARA BROADWAY	发明人	STALLINGS ROBERT W.
分类号	A01K49/00	主分类号	A01K49/00
代理机构		代理人
主权项
地址

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