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Transform modulation system
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Patent number 4,525,862
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Issue date Jun 25, 1985
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Motorola, Inc.
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Norman W. Parker
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Signum signal generator
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Patent number 4,462,114
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Issue date Jul 24, 1984
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Motorola, Inc.
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Norman W. Parker
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3449715
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Patent number 3,449,715
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Issue date Jun 10, 1969
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B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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3425000
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Patent number 3,425,000
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Issue date Jan 28, 1969
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3340367
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Patent number 3,340,367
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3305782
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Patent number 3,305,782
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Issue date Feb 21, 1967
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H03 - BASIC ELECTRONIC CIRCUITRY
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3258694
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Patent number 3,258,694
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H03 - BASIC ELECTRONIC CIRCUITRY
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3214709
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Patent number 3,214,709
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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3117278
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Patent number 3,117,278
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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2977410
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H03 - BASIC ELECTRONIC CIRCUITRY
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2892981
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Patent number 2,892,981
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H03 - BASIC ELECTRONIC CIRCUITRY
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2163680
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H03 - BASIC ELECTRONIC CIRCUITRY