MOTOR ACTUATED HOPPER CAR DOORS,申请号USD3540382-传众专利搜索

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发明名称	MOTOR ACTUATED HOPPER CAR DOORS
摘要
申请公布号	US3540382(A)	申请公布日期	1970.11.17
申请号	USD3540382	申请日期	1968.01.16
申请人	CONTINENTAL TRANSPORT APPLIANCES LTD.	发明人	GEORGE B. DOREY
分类号	B61D7/28;(IPC1-7):B61D7/18;B61D7/06	主分类号	B61D7/28
代理机构		代理人
主权项
地址

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