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发明名称
ASTRONOMICAL TELESCOPES
摘要
申请公布号
US3603671(A)
申请公布日期
1971.09.07
申请号
USD3603671
申请日期
1969.04.25
申请人
SIR HOWARD GRUBB PARSONS AND CO. LTD.
发明人
DAVID SCATCHERD BROWN
分类号
G02B23/16;(IPC1-7):G02B5/08
主分类号
G02B23/16
代理机构
代理人
主权项
地址
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