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Toothbrush attachment

  • US 3,088,148 A
  • Filed: 04/17/1961
  • Issued: 05/07/1963
  • Est. Priority Date: 04/17/1961
  • Status: Expired due to Term
First Claim
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1. A TOOTHBRUSH ATTACHMENT WHICH COMPRISES A STEM HAVING LATERALLY-EXTENDING BRISTLES AT ONE END THEREOF AND A COUPLING AT THE OTHER END THEREOF, SAID COUPLING HAVING A LONGITUDINALLY-EXTENDING SOCKET OF NON-CIRCULAR CROSS-SECTION, A LONGITUDINALLY-EXTENDING SLOT IN THE WALL OF SAID SOCKET AND OPEN TOWARD SAID OTHER END OF THE STEM THE WIDTH OF THE SLOT BEING LESS THAN THE WIDTH OF THE SOCKET IN THE CORRESPONDING DIRECTION, OPPOSED TRANSVERSELY-EXTENDING RECESSES IN THE SIDES OF SAID SLOT NEAR THE OPEN END THEREOF, AND A LONGITUDINALLY-EXTENDING COUNTER-SLOT IN THE INNER WALL OF SAID SOCKET ON THE OTHER SIDE OF THE SOCKET FROM SAID SLOT, THE DEPTH OF THE COUNTERSLOT BEING LESS THAN THE WALL THICKNESS AND THE WIDTH OF THE COUNTER-SLOT BEING LESS THAN THE WIDTH OF THE SOCKET IN THE CORRESPONDING DIRECTION.

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