K.K. Hamada Seiki Tekkosho

87 Hamada Seiki Osaka Plant

Teijin Seiki K.K

Mitsui Seiki K.K

Pilot Seiki K.K

Haneda Seiki K.K

Haneda Seiki K.K

Nihon Seiki K.K

K.K. Showa Seiki Seizosho

Teikoku Seiki Sangyo K.K

Oji Seiki Kogyo K.K

Matsumoto Seiki Kogyo K.K

Ube Kosan, Ube Tekkosho K.K. - Omine Plant

Mitsubishi Seiki Kogyo K.K. - Seta Works

Mitsui Seiki Kogyo K.K., Tokyo Plant

Oji Seiki Kogyo K.K. - Permit for Transferring Machine

412.31: (Inventory Sheets) Teikoku Seiki Sangyo K.K. - Kurodacho

412.31; (Inventory Sheets) Mitsubishi Denki K.K. Himeji Plant, 400.170; (Reconversion & Exemption) Showa Seiki Kogyo K.K

Hamada Kiln

412.31 (Inventory Sheets) Oji Seiki Kogyo K.K., Suyari Sangyo K.K. - Nibuno Plant, Kobe Seisakusho - Miki Plant

Kashiwara Seiki K.K., Kotobuki Forging Press Ind. - Matsuo Plant, Kawabata Sewing Machine Mfg., Kotobuki Ind. K.K

List of 3 Class & Salvage Machines - Narashino Plant, Hitachi Seiki K.K

Higuchi Seiki Kogyo K.K., Asahi Kiko Co., Asahi Kinzoku Kogyo - Osaka Kojo, Asahi Seiko K.K. - Sakai Plant

Iwasa Tekkosho

Otsuya Tekkosho