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发明名称
Photographic apparatus
摘要
申请公布号
US2306885(A)
申请公布日期
1942.12.29
申请号
US19400328224
申请日期
1940.04.06
申请人
THE GLENN L. MARTIN COMPANY
发明人
KLEMM HERMAN G.;NILES CHARLES H.
分类号
G03B27/32
主分类号
G03B27/32
代理机构
代理人
主权项
地址
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