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Variable current source
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Issue date Sep 14, 1982
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Takeda Riken Kogyo Kabushikikaisha
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Masakazu Mitamura
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Digital coder
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Issue date Jan 27, 1976
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Compagnie Industrielle des Telecommunications Cit-Alcatel
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Francois Marcel
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H03 - BASIC ELECTRONIC CIRCUITRY
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3896431
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Issue date Jul 22, 1975
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H03 - BASIC ELECTRONIC CIRCUITRY
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3895376
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H03 - BASIC ELECTRONIC CIRCUITRY
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3872288
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G01 - MEASURING TESTING
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3865305
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G01 - MEASURING TESTING
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3843872
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G06 - COMPUTING CALCULATING COUNTING
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3809864
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Patent number 3,809,864
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G01 - MEASURING TESTING
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3790886
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Patent number 3,790,886
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G01 - MEASURING TESTING
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3774018
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Patent number 3,774,018
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H03 - BASIC ELECTRONIC CIRCUITRY
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3742489
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H03 - BASIC ELECTRONIC CIRCUITRY
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3737891
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H03 - BASIC ELECTRONIC CIRCUITRY
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3737894
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Patent number 3,737,894
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H03 - BASIC ELECTRONIC CIRCUITRY
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3714569
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G01 - MEASURING TESTING
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3709309
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G01 - MEASURING TESTING
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3710248
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G01 - MEASURING TESTING
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3684968
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H03 - BASIC ELECTRONIC CIRCUITRY
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3681577
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G01 - MEASURING TESTING
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3665305
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H03 - BASIC ELECTRONIC CIRCUITRY
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3641566
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3634851
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G01 - MEASURING TESTING
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3634770
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3633201
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G01 - MEASURING TESTING
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3617885
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H03 - BASIC ELECTRONIC CIRCUITRY
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3614436
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H03 - BASIC ELECTRONIC CIRCUITRY
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3593007
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3582777
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G01 - MEASURING TESTING