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发明名称
Mount-holding carriage for projection machines
摘要
申请公布号
US2854773(A)
申请公布日期
1958.10.07
申请号
US19560600438
申请日期
1956.07.27
申请人
GEIGER WILLIAM N
发明人
GEIGER WILLIAM N.
分类号
G03B21/64
主分类号
G03B21/64
代理机构
代理人
主权项
地址
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