Devices with MAC addresses that start with 00-19-20 were manufactured by KUME electric Co.,Ltd.

Device Manufacturer
KUME electric Co.,Ltd.

Manufacturer Location
4-2-24 Kitakawara
Itami-city Hyougo

Estimated Devices using 00-19-20
16,256,250

Estimated Total Devices From Mfg
16,256,250

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