Aron Ilya Davydovich (1932, Daugavpils – date of death unknown)

  • 1947–1951 – Studied at the Daugavpils Railway Technical School, earning a diploma as a mechanical technician for industrial equipment.

  • 1950–1951 – Worked as a 5th-class toolmaker locksmith at military unit 67882 in Daugavpils.

  • 1951–1959 – Worked in Dagda:

      ◦ Mechanic locksmith at the District Industrial Plant (Raypromkombinat).

      ◦ Head of the district procurement point at Glavvtorsyre (secondary raw materials processing).

  • 1954–1959 – Head of the repair-mechanical and transport workshop at the Dagda District Industrial Plant.

  • 1961 – Transferred to Riga as a workshop foreman for non-standard equipment at the Riga Technological Equipment Plant.

  • From 1961 – Began working at the Riga Jewellery Factory:

      ◦ Workshop master (II category) of the tool and experimental workshop.

      ◦ 1963–1964 – Head of Workshop No. 3, then Deputy Head of Workshop No. 1.

      ◦ 1965 – Senior Engineer, Head of the Production Preparation Department.

      ◦ 1970 – Deputy Chief Technologist for Production Preparation.

      ◦ 1975 – Head of the Bureau of Engineering and Technology (BIKh).

      ◦ 1985 – Head of the Quality Control Department (OTK).