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经营范围
发明名称
Equipment for taking pictures with simultaneous and synchronised record of sound
摘要
申请公布号
GB752836(A)
申请公布日期
1956.07.18
申请号
GB19540012390
申请日期
1954.04.29
申请人
WYTWORNIA FILMOW DOKUMENTALNYCH PRZEDSIEBIORSTWO PANSTWOWE
发明人
分类号
G03B31/00
主分类号
G03B31/00
代理机构
代理人
主权项
地址
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