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Backing support for windscreen wiper blades

  • US D304,709 S
  • Filed: 03/04/1987
  • Issued: 11/21/1989
  • Est. Priority Date: 09/24/1986
  • Status: Expired due to Term
First Claim
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1. The ornamental design for a backing support for windscreen wiper blades, as shown and described.

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