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发明名称
Bobine à couvercle pour films cinématographiques, bandes magnétiques ou tous autres usages similaires et connexes
摘要
申请公布号
FR1248609(A)
申请公布日期
1960.12.23
申请号
FR19570735366
申请日期
1957.04.01
申请人
发明人
LUQUET MARCEL-EDOUARD
分类号
G03B21/32
主分类号
G03B21/32
代理机构
代理人
主权项
地址
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