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SEI Optifrontier Co., Ltd.

SEI Optifrontier Co., Ltd.
  • Infocommunications
[ Manufacturing / Construction & Engineering ]
COUNTRY Japan
ADDRESS 1 Taya-cho, Sakae-ku, Yokohama-shi, Kanagawa 244-8589 Japan
TEL +(81)-45-853-7100
FAX +(81)-45-852-7922
BUSINESS Manufacture and sales of optical network devices and components, optical fiber cables, machinery and appliances for communication
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