Solid, substantially spherical, hard particles and preparation thereof,申请号US19640384766-传众专利搜索

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发明名称	Solid, substantially spherical, hard particles and preparation thereof
摘要
申请公布号	US3354095(A)	申请公布日期	1967.11.21
申请号	US19640384766	申请日期	1964.07.23
申请人	OWENS-ILLINOIS, INC.	发明人	BURZYNSKI ALFRED J.;MARTIN ROBERT E.
分类号	C08G77/06;C08G77/20	主分类号	C08G77/06
代理机构		代理人
主权项
地址

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