bt300-500r transistor of datasheet pdf

BT300-500R
Manufacturer : PHILIPS[Philips Semiconductors]
Description : Thyristors

BT300-500R
Manufacturer : Philips Semiconductors
Description : Thyristors(?????

BT300-500R
Manufacturer : Philips Semiconductors
Description : Thyristors

BT300-500R
Manufacturer : Philips
Description : Thyristors