Tar,申请号US19400360263-传众专利搜索

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发明名称	Tar
摘要
申请公布号	US2273725(A)	申请公布日期	1942.02.17
申请号	US19400360263	申请日期	1940.10.08
申请人	HERCULES POWDER COMPANY	发明人	RAY PHILIP A.
分类号	C10C1/00	主分类号	C10C1/00
代理机构		代理人
主权项
地址

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