Shoe anti-slip attachment
The broken line circle in
Claims
The ornamental design for a shoe anti-slip attachment, as shown and described.
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Type: Grant
Filed: Dec 18, 2009
Date of Patent: Feb 7, 2012
Inventor: Ku Do Moon (Seoul)
Primary Examiner: T. Chase Nelson
Attorney: Workman Nydegger
Application Number: 29/352,342