Cotton thinning machine,申请号US19540448299-传众专利搜索

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发明名称	Cotton thinning machine
摘要
申请公布号	US2775926(A)	申请公布日期	1957.01.01
申请号	US19540448299	申请日期	1954.08.06
申请人	BLACKSTOCK MARVIN L	发明人	BLACKSTOCK MARVIN L.
分类号	A01B41/04	主分类号	A01B41/04
代理机构		代理人
主权项
地址

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