Safety protective sheath for butterfly needle assembly
The portions of the butterfly needle assembly, the blood needle system and the intravenous fluid flow control device shown in broken lines form no part of the claimed design.
Claims
The ornamental design for a safety protective sheath for butterfly needle assembly, as shown and described.
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Type: Grant
Filed: May 23, 2012
Date of Patent: Nov 5, 2013
Inventor: Hsien Tsung Wang (Taipei)
Primary Examiner: David Muller
Application Number: 29/422,669