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发明名称
Artificial structure and process of producing same
摘要
申请公布号
US2265915(A)
申请公布日期
1941.12.09
申请号
US19400353420
申请日期
1940.08.20
申请人
LILIENFELD PATENTS, INC.
发明人
HUNNA EMERICH;LILIENFELD ANTONIE
分类号
D01F2/28
主分类号
D01F2/28
代理机构
代理人
主权项
地址
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