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Patents
Patents Assigned to Hydraulic Engineering S.A. Luxembourg
Patents Assigned to Hydraulic Engineering S.A. Luxembourg
Rotatable valve member for ball valves
Patent number:
D460527
Type:
Grant
Filed:
June 19, 2000
Date of Patent:
July 16, 2002
Assignee:
Hydraulic Engineering S.A. Luxembourg
Inventor:
Antonio Frezzella