Rotor blade for hydro turbine
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The broken lines in the drawings represent unclaimed environmental subject matter and form no part of the claim.
Claims
The ornamental design for a rotor blade for hydro turbine, as shown and described.
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Type: Grant
Filed: Aug 23, 2016
Date of Patent: Feb 27, 2018
Assignee: KABUSHIKI KAISHA BELLSION (Shizuoka)
Inventor: Masahiko Suzuki (Hamamatsu)
Primary Examiner: Robert M. Spear
Assistant Examiner: Marissa J Cash
Application Number: 29/575,231