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经营范围
发明名称
Optisches Kabel.
摘要
申请公布号
DE3786877(T2)
申请公布日期
1994.01.05
申请号
DE19873786877T
申请日期
1987.10.22
申请人
NORTHERN TELECOM LTD., MONTREAL, QUEBEC, CA
发明人
ABE, KOICHI, OTTAWA ONTARIO, K2P 1G4, CA;BRAHAM, BRIAN, SASKATOON SASKATCHEWAN, S7N 3W2, CA
分类号
G02B6/44;(IPC1-7):G02B6/44
主分类号
G02B6/44
代理机构
代理人
主权项
地址
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