【発明の名称】光フアイバ回線切替方法および光フアイバ切替器 - Nippon Telegraph and Telephone Corporation

Title:

【発明の名称】光フアイバ回線切替方法および光フアイバ切替器

Document Type and Number:

Japanese Patent JPH0740093

Kind Code:

B2

Inventors:

Murata Hisa
Ichiro Watanabe
Atsushi Tanabe

Application Number:

JP30181886A

Publication Date:

May 01, 1995

Filing Date:

December 19, 1986

Export Citation:

Assignee:

Nippon Telegraph and Telephone Corporation

International Classes:

G02B26/08; H04B10/00; H04B10/032; H04B10/077; H04B10/2581; (IPC1-7): G02B26/08; H04B10/00

Domestic Patent References:

JP59151543A

Attorney, Agent or Firm:

Yasuo Miyoshi (1 outside)

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