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发明名称
Improvements in or relating to plumbing telescopes
摘要
申请公布号
GB309588(A)
申请公布日期
1930.01.02
申请号
GB19290010248
申请日期
1929.04.02
申请人
ACTIENGESELLSCHAFT C. P. GOERZ OPTISCHE ANSTALT
发明人
分类号
G02B27/34
主分类号
G02B27/34
代理机构
代理人
主权项
地址
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