Spreader,申请号US19330698750-传众专利搜索

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法人/股东/高管

发明名称	Spreader
摘要
申请公布号	US1994672(A)	申请公布日期	1935.03.19
申请号	US19330698750	申请日期	1933.11.20
申请人	THE GALION METALLIC VAULT CO.	发明人	SMITH RALPH E.
分类号	E01C19/20	主分类号	E01C19/20
代理机构		代理人
主权项
地址

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