Polyethylene terephthalate monofils drawn and heat set for use as bristles,申请号US19490134121-传众专利搜索

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发明名称	Polyethylene terephthalate monofils drawn and heat set for use as bristles
摘要
申请公布号	US2615784(A)	申请公布日期	1952.10.28
申请号	US19490134121	申请日期	1949.12.20
申请人	E. I. DU PONT DE NEMOURS AND COMPANY	发明人	MCCLELLAN WILLIAM ROBERT
分类号	D01F6/62;D02J1/22	主分类号	D01F6/62
代理机构		代理人
主权项
地址

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