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Company: Nihon Tenganyaku Kenkyusho K.K.

Established in:

Capital:

Address: 76 Nishisakuracho, Mianami-ku, Nagoya 457-0039

Tel: (052)822-5512

Fax: (052)823-3048

Home page:

e-mail:

Brand: Nitten

Products: Perimeters, vision testing equipment & charts