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A. Lu. Tec. Association Lunetiere Technologique Patents |
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Assignee: A. Lu. Tec. Association Lunetiere Technologique
Address: Morez, FR
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6168272 |
Spectacle frame with elements of superelastic alloy |
January 2, 2001 |
| The invention concerns a frame for spectacles comprising at least one element made of polycrystalline copper--aluminum--beryllium (Cu--Al--BE) of elasticity between 3 and 6%, preferably of the order of 4%. The polycrystalline alloy composition is 0.5% to 1% of beryllium, 11% to 12% o |
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