Method of and apparatus for grinding flat glass on both faces simultaneously,申请号US19490112472-传众专利搜索

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发明名称	Method of and apparatus for grinding flat glass on both faces simultaneously
摘要
申请公布号	US2577937(A)	申请公布日期	1951.12.11
申请号	US19490112472	申请日期	1949.08.26
申请人	PILKINGTON BROTHERS LIMITED	发明人	WALDRON FREDERIC BARNES;GRIFFIN JAMES HARRIS
分类号	B24B7/24	主分类号	B24B7/24
代理机构		代理人
主权项
地址

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