This post explains for the semiconductor C4467.
The Full Part Number is 2SC4467. The package is MT-100(TO3P) type.
The function of this semiconductor is NPN Transistor.
The manufacturers of this product is sanken or Allegro Micro Systems.
See the preview image and the PDF file for more information.
Preview images :
Silicon NPN Triple Diffused Planar Transistor (Complement to type 2SA1694)
Application : Audio and General Purpose
Absolute maximum ratings
1. Vcbo = 160 V
2. Vceo = 120 V
3. Vebo = 6 V
4. Ic = 8 A