1953 to 1971 AUTOMATIC ELECTRIC (CANADA) LIMITED
1971 to 1979 GTE AUTOMATIC ELECTRIC (CANADA) LTD.
1979 to current AEL MICROTEL LIMITED

Flow test body.

Post 1979 AEL MicroTel Flow Test Body with clear reproduction handset custom-cast by Ray Kotke.

Base phone from GTE Huntsville, AL. was used for parts to finish this display phone.