This part is a kind of semiconductor called PCF200.
Function of this product has TRIODE - PENTODE.
Manufacturers : Philips
Image and pinout :

Some of the text within the PDF file :
page 1 2 3 4 5 6 7 8 9 PCF200 sheet 1 2 3 4 5 6 7 8 FP date 1969.12 1969.12 1969.12 1969.12 1969.12 1969.12 1969.12 1969.12 1999.08.01 [ ... ]
PCF200 PDF Datasheet Download
