View Larger Image Valentin Marinkov, chairman of the Bulgarian Lift Association (BLA): Elevators in concrete panel buildings must be checked 300% more often.admin2022-01-07T10:10:27+02:00 Project Description Valentin Marinkov, chairman of the Bulgarian Lift Association (BLA): Elevators in concrete panel buildings must be checked 300% more often. 06/08/2021 politika.bg
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