Smallest motor-driven excavator

Smallest motor-driven excavator
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Who
Institut für Microtechnik Mainz GbmH
Where
Germany (Mainz,)
When
May 1998

The smallest motorised excavator measures 63mm in length and weighs 12g and was manufactured by the Institut fur Mikrotechnik Mainz, Germany in May 1998. The boom wa smade from brass and the unit was powered by two micromotors, each 5mm long.