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发明名称
PROJECTOR WITH FILM THREADING MEANS
摘要
申请公布号
US3490837(A)
申请公布日期
1970.01.20
申请号
USD3490837
申请日期
1967.06.08
申请人
VIEWLEX INC.
发明人
BEN PEIREZ;MARVIN MINDELL;MASAO KOMATSU
分类号
G03B1/56;(IPC1-7):G03B1/56
主分类号
G03B1/56
代理机构
代理人
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