Manufacturer Details for Koken, Ltd.
7 Yonbancho
Chiyoda-Ku
Tokyo, , JAPAN 102-8459
Email: toyoshima@koken-ltd.co.jp
Telephone: +81 3-5276-1925
Fax: 81 3-3265-1976
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- CEL Data last Updated: July 2, 2025 11:08 AM
- Page last reviewed: March 21, 2025
- Page last updated: March 21, 2025
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Content source:
- National Institute for Occupational Safety and Health (NIOSH)
- Page maintained by: National Personal Protective Technology Laboratory