Mastic joint installing machine,申请号US19480019527-传众专利搜索

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发明名称	Mastic joint installing machine
摘要
申请公布号	US2641168(A)	申请公布日期	1953.06.09
申请号	US19480019527	申请日期	1948.04.07
申请人	DONALD T. HELTZEL	发明人	HELTZEL JOSEPH WILLIAM
分类号	E01C23/02	主分类号	E01C23/02
代理机构		代理人
主权项
地址

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