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经营范围
发明名称
Motion picture apparatus
摘要
申请公布号
US2215464(A)
申请公布日期
1940.09.24
申请号
US19390249334
申请日期
1939.01.04
申请人
HARTFORD NATIONAL BANK AND TRUST COMPANY
发明人
DORGELO EDUARD GERARDUS;ALPHEN PLETER MARTINUS VAN
分类号
G03B41/10
主分类号
G03B41/10
代理机构
代理人
主权项
地址
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