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3818205
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Patent number 3,818,205
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Issue date Jun 18, 1974
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G06 - COMPUTING CALCULATING COUNTING
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3763361
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Patent number 3,763,361
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Issue date Oct 2, 1973
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G06 - COMPUTING CALCULATING COUNTING
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3749892
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Patent number 3,749,892
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Issue date Jul 31, 1973
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G06 - COMPUTING CALCULATING COUNTING
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3728722
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Patent number 3,728,722
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Issue date Apr 17, 1973
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G06 - COMPUTING CALCULATING COUNTING
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3727131
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Patent number 3,727,131
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Issue date Apr 10, 1973
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G06 - COMPUTING CALCULATING COUNTING
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3647925
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Patent number 3,647,925
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G06 - COMPUTING CALCULATING COUNTING
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3634669
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Patent number 3,634,669
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G06 - COMPUTING CALCULATING COUNTING
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3551666
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Patent number 3,551,666
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Issue date Dec 29, 1970
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G06 - COMPUTING CALCULATING COUNTING
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3549877
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Patent number 3,549,877
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Issue date Dec 22, 1970
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G06 - COMPUTING CALCULATING COUNTING
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3549875
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Patent number 3,549,875
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Issue date Dec 22, 1970
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G06 - COMPUTING CALCULATING COUNTING
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3544744
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Patent number 3,544,744
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Issue date Dec 1, 1970
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G06 - COMPUTING CALCULATING COUNTING
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3544774
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Patent number 3,544,774
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Issue date Dec 1, 1970
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G06 - COMPUTING CALCULATING COUNTING
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3530286
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Patent number 3,530,286
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Issue date Sep 22, 1970
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G06 - COMPUTING CALCULATING COUNTING
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3500030
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Patent number 3,500,030
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Issue date Mar 10, 1970
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G06 - COMPUTING CALCULATING COUNTING
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3491194
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Patent number 3,491,194
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G06 - COMPUTING CALCULATING COUNTING
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3480932
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Patent number 3,480,932
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Issue date Nov 25, 1969
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G06 - COMPUTING CALCULATING COUNTING
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3431430
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Patent number 3,431,430
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G06 - COMPUTING CALCULATING COUNTING
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3406281
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Patent number 3,406,281
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G06 - COMPUTING CALCULATING COUNTING
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3379866
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Patent number 3,379,866
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G06 - COMPUTING CALCULATING COUNTING
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3348031
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Patent number 3,348,031
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Issue date Oct 17, 1967
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G06 - COMPUTING CALCULATING COUNTING
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3316395
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Patent number 3,316,395
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Issue date Apr 25, 1967
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G06 - COMPUTING CALCULATING COUNTING
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3298973
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Patent number 3,298,973
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Issue date Jan 17, 1967
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G06 - COMPUTING CALCULATING COUNTING
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3289323
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Patent number 3,289,323
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G06 - COMPUTING CALCULATING COUNTING
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3270190
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Patent number 3,270,190
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G06 - COMPUTING CALCULATING COUNTING
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3103579
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G06 - COMPUTING CALCULATING COUNTING
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3018050
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Patent number 3,018,050
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G06 - COMPUTING CALCULATING COUNTING
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3018049
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Patent number 3,018,049
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Issue date Jan 23, 1962
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G06 - COMPUTING CALCULATING COUNTING
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2916212
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Patent number 2,916,212
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G06 - COMPUTING CALCULATING COUNTING
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2509718
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Patent number 2,509,718
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Issue date May 30, 1950
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G06 - COMPUTING CALCULATING COUNTING