JPS5276802A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Transmission line for light fiber repeating
Assignee: NTT Inc
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Filing: 1975-12-22
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Granted: —
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Expires: 1995-12-22
Abstract
Abstract PURPOSE:To improve the realibility in case of a disconnection of one of cables by having the same or the different cable system between two manholes for common use.
Inventors
- 👤 Seiji Nakagawa
- 👤 Tetsuya Miki
- 👤 Masaki Koyama
- 👤 Sadaaki Shimada
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-10-30 18:17
CPC Classifications
H; H04; H04B; H04B1/00; H04B1/74
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
JPS4859717A
Cited
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