AC176 Transistor Germanium NPN - TO1 - Siemens Semiconductors

LM4250 Integrated Circuit - DIP8 - National Semiconductor - NSC

AC127 Transistor Germanium NPN - TO1 - Schaffner

AC178 Transistor Germanium NPN - TO1 - Temic

AC141 Transistor Germanium NPN - TO1 - Telemecanique

2SD186 Transistor Germanium NPN - TO1 - Sanyo Semiconductor

AC181VII Transistor Germanium NPN - TO1 - Generic Make

2G381 Transistor Germanium PNP - TO1 - S&W Manufacturing