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发明名称
METHOD OF BIFOCAL SPECTACLES LENS WITH STRAIGHT BOUNDARY PRODUCTION
摘要
申请公布号
CS268122(B1)
申请公布日期
1990.03.14
申请号
CS19880001766
申请日期
1988.03.17
申请人
PAVLAS VLADIMIR ING.,CS;GORUK ALEXANDR,CS
发明人
PAVLAS VLADIMIR ING.,CS;GORUK ALEXANDR,CS
分类号
G02C7/06;G02C7/08;(IPC1-7):G02C7/06
主分类号
G02C7/06
代理机构
代理人
主权项
地址
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