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发明名称
Verfahren und Vorrichtung zur Beseitigung von Verzerrungen bei der Wiedergabe von Tonfilmen.
摘要
申请公布号
CH197910(A)
申请公布日期
1938.05.31
申请号
CHD197910
申请日期
1936.09.23
申请人
KLANGFILM GESELLSCHAFT MIT BESCHRAENKTER HAFTUNG
发明人
HAFTUNG KLANGFILM GESELLSCHAFT MIT BESCHRAENKTER
分类号
主分类号
代理机构
代理人
主权项
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