COMPANY MANE "Koyama Dental Mfg. Co., Ltd." COMPANY PROPERTY 进口商,制造商 PROCUREMENT OF PRODUCTS 医疗设备 COMPANY MANE "Koyama Dental Mfg. Co., Ltd." CONTACT GROUP FOR CONTACT PHONE 0081 3 3613 1418 FAX 0081 3 3611 7470 ADDRESS "4-16, Tachibana 2-chome, Sumida-ku, Tokyo 131-0043" ZIP EMAIL WEBSITE