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发明名称
Film guiding and tensioning device
摘要
申请公布号
US2935271(A)
申请公布日期
1960.05.03
申请号
US19540459777
申请日期
1954.10.01
申请人
NORTH AMERICAN PHILIPS COMPANY, INC.
发明人
VIVIE WILHELMUS LAMBERTUS LEONARDUS
分类号
G03B27/62
主分类号
G03B27/62
代理机构
代理人
主权项
地址
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