DROP BOTTOM DISCHARGE HOPPER CAR,申请号ZA19700004646-传众专利搜索

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发明名称	DROP BOTTOM DISCHARGE HOPPER CAR
摘要
申请公布号	ZA7004646(B)	申请公布日期	1971.03.31
申请号	ZA19700004646	申请日期	1970.07.06
申请人	DOREY G	发明人	DOREY G
分类号	B61D	主分类号	B61D
代理机构		代理人
主权项
地址

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