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发明名称
METHOD OF IMPROVING THE DEFINITION OF DETAIL OF BOTH HARD AND SOFT SUBSTANCE IN RADIOGRAPHS
摘要
申请公布号
US3521058(A)
申请公布日期
1970.07.21
申请号
USD3521058
申请日期
1965.09.08
申请人
GEORG S. MITTELSTAEDT
发明人
GEORG S. MITTELSTAEDT
分类号
G03B42/02;(IPC1-7):G03B41/16
主分类号
G03B42/02
代理机构
代理人
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