Box for storing matrices,申请号US19520321027-传众专利搜索

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发明名称	Box for storing matrices
摘要
申请公布号	US2795430(A)	申请公布日期	1957.06.11
申请号	US19520321027	申请日期	1952.11.17
申请人	CHARLES BROAD	发明人	BROAD CHARLES
分类号	B41B7/04	主分类号	B41B7/04
代理机构		代理人
主权项
地址

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