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经营范围
发明名称
SPRING HINGE FOR SPECTACLES
摘要
申请公布号
EP0817987(A1)
申请公布日期
1998.01.14
申请号
EP19960911949
申请日期
1996.03.27
申请人
OBE-WERK OHNMACHT & BAUMGAERTNER GMBH & CO. KG
发明人
LEHNERT, OTTO;WAGNER, REINER;SCHUCHARD, KLAUS
分类号
B22F3/22;G02C5/22;(IPC1-7):G02C5/22
主分类号
B22F3/22
代理机构
代理人
主权项
地址
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