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Composite piezoelectric element

  • US 3,093,760 A
  • Filed: 06/15/1960
  • Issued: 06/11/1963
  • Est. Priority Date: 06/15/1960
  • Status: Expired due to Term
First Claim
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1. IN A DEVICE OF THE CHARACTER DESCRIBED, A METAL FOIL, PIEZOELECTRIC MATERIAL BONDED TO EACH SIDE OF SAID FOIL, SAID FOIL BEING LONGER AND WIDER THAN SAID PIEZOELECTRIC MATERIAL, A PORTION OF THE FOIL ADJACENT THE END OF SAID PIEZOELECTRIC MATERIAL BETWEEN THE SIDE EDGES AND WITHIN THE END OF SAID FOIL BEING REMOVED.

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