A promotional cube from Politechnika. Advertising for Hungarian-Bulgarian company producing lifting equipment.

• Inventor: Unknown merchandising designer
• Mechanism: 3x3x3
• Patents: Unknown
• Producer: Politoys (aka: Politechnika)
• Year: 1983
• Original Price: $0.00 USD
• Current Price: No Data

Politechnika (later renamed into Politoys) is wellknown as the original producer of Rubik's Cube. Lesser known is that Politechnika also produced a large number (at least 39) of promotional cubes. These were sold in various blue packages known from that era.
The version shown here advertises for Intranszmas. Intranszmas was a Hungarian-Bulgarian company, founded in 1964 for the manufacturing of industrial machinery such as lifting and handling equipment, elevators and moving stairways as well as motors and generators. The company was in particular known for portal cranes (gantry cranes) for harbours.
Its headquarters was located in Kóka (Hungary).
The logo is shown on all five non-white face pieces.
No package is documented.
The year is unknown but 1983 is an upper bound.

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