HS

Helvecio C. K. Silveira

VG Vetco Gray: 1 patents #168 of 364Top 50%
📍 São Paulo, BR: #656 of 1,773 inventorsTop 40%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9243711 Bi-directional pressure energized axial seal and a swivel connection application Ivan Candiani, Leonardo Cardoso, Rodrigo Ferreira Dias 2016-01-26