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经营范围
发明名称
Electron microscope
摘要
申请公布号
US2215979(A)
申请公布日期
1940.09.24
申请号
US19390300932
申请日期
1939.10.24
申请人
FIDES GESELLSCHAFT FUR DIE VERWALTUNG UND VERWERTUNG VON GEWERBLICHEN SCHUTZRECHTEN M IT BESCHRANKTER HAFTUNG
发明人
SCHUCHMANN HANS
分类号
H01J37/02;H01J37/18
主分类号
H01J37/02
代理机构
代理人
主权项
地址
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