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经营范围
发明名称
Grammophon.
摘要
申请公布号
CH253289(A)
申请公布日期
1948.02.29
申请号
CHD253289
申请日期
1944.10.13
申请人
AKTIEBOLAGET CRYPTOTEKNIK
发明人
CRYPTOTEKNIK AKTIEBOLAGET
分类号
G11B17/02
主分类号
G11B17/02
代理机构
代理人
主权项
地址
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