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Vendor details - Houwa System Design Corp.


Houwa System Design Corp.
4F Matubara Building  3-22-14 Shibuyaku Higashi
Tokyo    150-0011
 JP

OUI block range
3C:99:8C MA-L 3C:99:8C:00:00:00 - 3C:99:8C:FF:FF:FF