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发明名称
Automatic sound slide projector
摘要
申请公布号
US3408139(A)
申请公布日期
1968.10.29
申请号
US19660589643
申请日期
1966.10.26
申请人
THE KALART COMPANY INC.
发明人
SCHWARTZ MORRIS;BENDER WERNER K.;CASTEDELLO WILLIAM;KAPRELIAN EDWARD K.
分类号
G03B23/04;G03B31/06
主分类号
G03B23/04
代理机构
代理人
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地址
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