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株式会社関東ベルテクノ技研
Japan
水道用タンクの設計・製造・販売
水道設備のメンテナンス
建築設備事業
水道事業
Company name
Group Parent Subsidiary Customer Supplier Alliance Bank Shareholder
明星鉄工有限会社
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
株式会社ベルテクノプラント工業
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group
株式会社長月産機
Group company Parent Subsidiary Customer Supplier Alliance Bank, lending and credit Investment, equity and shareholders
Group

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2026-09-21 18:09 (Model: gpt-4.1-nano )
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