Stabilized dry rosin size,申请号US19400368450-传众专利搜索

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发明名称	Stabilized dry rosin size
摘要
申请公布号	US2294725(A)	申请公布日期	1942.09.01
申请号	US19400368450	申请日期	1940.12.04
申请人	HERCULES POWDER COMPANY	发明人	DRESHFIELD ARTHUR C.
分类号	C11D15/00;D21H17/62	主分类号	C11D15/00
代理机构		代理人
主权项
地址

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