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发明名称
Improvements in sides or temples for spectacles
摘要
申请公布号
GB378829(A)
申请公布日期
1932.08.18
申请号
GB19320009892
申请日期
1932.04.06
申请人
NITSCHE & GUENTHER OPTISCHE WERKE A-G.
发明人
分类号
G02C5/16;G02C5/18
主分类号
G02C5/16
代理机构
代理人
主权项
地址
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