Key-opening can,申请号US19270235779-传众专利搜索

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发明名称	Key-opening can
摘要
申请公布号	US1788702(A)	申请公布日期	1931.01.13
申请号	US19270235779	申请日期	1927.11.26
申请人	M. J. B. CO.	发明人	BURNS WILFORD E.
分类号	B67B7/40	主分类号	B67B7/40
代理机构		代理人
主权项
地址

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