Дружковский Жилищно-Коммунальный Колледж Донбасская Национальная Академия Строительства И Архитектуры
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Priority to UAU201214802UpriorityCriticalpatent/UA80159U/en
Publication of UA80159UpublicationCriticalpatent/UA80159U/en
Investigating Or Analyzing Materials By The Use Of Magnetic Means
(AREA)
Gasket Seals
(AREA)
Abstract
A metal hatch of inspection pit includes a body on the inner surface of which a circular lug is provided, with collar at the upper edge, elastic gasket placed on the lug between the collar and the body, and cover installed on elastic gasket. Elastic pad is arranged as magnetic.
UAU201214802U2012-12-242012-12-24Metal hatch of inspection pit
UA80159U
(en)