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Toothbrush

  • US 3,163,874 A
  • Filed: 11/22/1963
  • Issued: 01/05/1965
  • Est. Priority Date: 11/22/1963
  • Status: Expired due to Term
First Claim
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3. A TOOTHBRUSH COMPRISING A HANDLE, BRISTLE HOLDER CARRIED BY THE HANDLE, SAID BRISTLE HOLDER BEING OF SUBSTANTIALLY CONTINUOUS LOOP FORM INCLUDING SIDES WHICH ARE SUBSTANTIALLY EQUIDISTANTLY SPACED THROUGHOUT THEIR LENGTHS AND CONNECTING END PORTIONS, SAID BRISTLE HOLDER HAVING AN OVERALL CONFIGURATION CONFORMING APPROXIMATELY TO THE COMPLETE DENTAL ARCH OF A HUMAN, AND A MULTIPLICITY OF

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