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Magnetostrictive rod filters
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Patent number 4,257,022
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Issue date Mar 17, 1981
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Societe Anonyme de Telecommunications
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Rene G. Deschamps
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H03 - BASIC ELECTRONIC CIRCUITRY
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Magnetostrictive mechanical filter
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Patent number 4,193,051
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Issue date Mar 11, 1980
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Societe Anonyme de Telecommunications
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Didier M. Beaudet
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H03 - BASIC ELECTRONIC CIRCUITRY
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3878487
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Patent number 3,878,487
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Issue date Apr 15, 1975
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H03 - BASIC ELECTRONIC CIRCUITRY
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3639861
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Patent number 3,639,861
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Issue date Feb 1, 1972
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B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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3539952
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Patent number 3,539,952
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Issue date Nov 10, 1970
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H03 - BASIC ELECTRONIC CIRCUITRY
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3366898
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Patent number 3,366,898
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Issue date Jan 30, 1968
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H03 - BASIC ELECTRONIC CIRCUITRY
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3159791
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Patent number 3,159,791
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H03 - BASIC ELECTRONIC CIRCUITRY
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3078426
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Patent number 3,078,426
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H03 - BASIC ELECTRONIC CIRCUITRY
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3044028
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Patent number 3,044,028
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H03 - BASIC ELECTRONIC CIRCUITRY
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2978648
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Patent number 2,978,648
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H03 - BASIC ELECTRONIC CIRCUITRY
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2928057
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Patent number 2,928,057
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H03 - BASIC ELECTRONIC CIRCUITRY
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2926315
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Patent number 2,926,315
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H03 - BASIC ELECTRONIC CIRCUITRY
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2895113
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Patent number 2,895,113
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H03 - BASIC ELECTRONIC CIRCUITRY
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2888583
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Patent number 2,888,583
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H03 - BASIC ELECTRONIC CIRCUITRY
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2856588
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Patent number 2,856,588
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H03 - BASIC ELECTRONIC CIRCUITRY
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2825808
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Patent number 2,825,808
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H03 - BASIC ELECTRONIC CIRCUITRY
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2808572
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Patent number 2,808,572
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H03 - BASIC ELECTRONIC CIRCUITRY
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2770782
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Patent number 2,770,782
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H03 - BASIC ELECTRONIC CIRCUITRY
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2756395
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Patent number 2,756,395
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H03 - BASIC ELECTRONIC CIRCUITRY
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2753529
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Patent number 2,753,529
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H03 - BASIC ELECTRONIC CIRCUITRY
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2738386
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Patent number 2,738,386
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H03 - BASIC ELECTRONIC CIRCUITRY
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2708237
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Patent number 2,708,237
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H03 - BASIC ELECTRONIC CIRCUITRY
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2696590
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Patent number 2,696,590
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H03 - BASIC ELECTRONIC CIRCUITRY
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2692344
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Patent number 2,692,344
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Issue date Oct 19, 1954
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H03 - BASIC ELECTRONIC CIRCUITRY
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2667621
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Patent number 2,667,621
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Issue date Jan 26, 1954
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H03 - BASIC ELECTRONIC CIRCUITRY
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2660712
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Patent number 2,660,712
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Issue date Nov 24, 1953
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H03 - BASIC ELECTRONIC CIRCUITRY
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2652542
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Patent number 2,652,542
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Issue date Sep 15, 1953
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H03 - BASIC ELECTRONIC CIRCUITRY
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2652543
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Patent number 2,652,543
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Issue date Sep 15, 1953
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H03 - BASIC ELECTRONIC CIRCUITRY