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发明名称
Okularschutz fuer Fernglaeser und Zielfernrohre
摘要
申请公布号
DE1919407(A1)
申请公布日期
1970.10.29
申请号
DE19691919407
申请日期
1969.04.17
申请人
WITTING,GERHARD
发明人
WITTING,GERHARD
分类号
G02B23/16
主分类号
G02B23/16
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