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发明名称
OPTICAL GRATINGS RECORDING SYSTEM
摘要
申请公布号
US3598901(A)
申请公布日期
1971.08.10
申请号
USD3598901
申请日期
1969.11.14
申请人
COLUMBIA BROADCASTING SYSTEM INC.
发明人
WILLIAM E. GLENN JR.
分类号
H04N5/82;H04N9/82;(IPC1-7):H04N9/12
主分类号
H04N5/82
代理机构
代理人
主权项
地址
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