Devices with MAC addresses that start with 00-20-55 were manufactured by ALTECH CO., LTD.

Device Manufacturer
ALTECH CO., LTD.
Manufacturer Location
OHISHI BLDG., 2-23-11
TOKYO 116
Estimated Devices using 00-20-55
16,256,250
Estimated Total Devices From Mfg
16,256,250
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