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Electronic pocket calculator
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Patent number 4,372,694
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Issue date Feb 8, 1983
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Ing. C. Olivetti & Co., S.p.A.
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Michele Bovio
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G06 - COMPUTING CALCULATING COUNTING
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Print wheel selection mechanism
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Patent number 4,220,082
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Issue date Sep 2, 1980
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Esselte Pendaflex Corporation
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Richard A. Edwards
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G06 - COMPUTING CALCULATING COUNTING
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Compact flying printer
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Patent number 3,995,547
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Issue date Dec 7, 1976
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Kabushiki Kaisha Suwa Seikosha
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Tadayoshi Shimodaira
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G06 - COMPUTING CALCULATING COUNTING
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Compact flying printer
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Patent number 3,949,664
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Issue date Apr 13, 1976
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Kabushiki Kaisha Suwa Seikosha
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Tadayoshi Shimodaira
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G06 - COMPUTING CALCULATING COUNTING
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3929276
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Patent number 3,929,276
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Issue date Dec 30, 1975
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G06 - COMPUTING CALCULATING COUNTING
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3916420
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Patent number 3,916,420
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Issue date Oct 28, 1975
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G06 - COMPUTING CALCULATING COUNTING
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3877560
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Patent number 3,877,560
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Issue date Apr 15, 1975
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G06 - COMPUTING CALCULATING COUNTING
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3876053
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Patent number 3,876,053
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Issue date Apr 8, 1975
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G06 - COMPUTING CALCULATING COUNTING
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3874286
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Patent number 3,874,286
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Issue date Apr 1, 1975
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G06 - COMPUTING CALCULATING COUNTING
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3865030
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Patent number 3,865,030
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Issue date Feb 11, 1975
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G06 - COMPUTING CALCULATING COUNTING
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3839957
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Patent number 3,839,957
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Issue date Oct 8, 1974
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G06 - COMPUTING CALCULATING COUNTING
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3838638
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Patent number 3,838,638
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Issue date Oct 1, 1974
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G06 - COMPUTING CALCULATING COUNTING
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3835770
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Patent number 3,835,770
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G06 - COMPUTING CALCULATING COUNTING
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3818773
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Patent number 3,818,773
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Issue date Jun 25, 1974
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G06 - COMPUTING CALCULATING COUNTING
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3795185
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Patent number 3,795,185
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G06 - COMPUTING CALCULATING COUNTING
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3789755
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Patent number 3,789,755
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G06 - COMPUTING CALCULATING COUNTING
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3771442
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Patent number 3,771,442
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Issue date Nov 13, 1973
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G06 - COMPUTING CALCULATING COUNTING
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3756148
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Patent number 3,756,148
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G06 - COMPUTING CALCULATING COUNTING
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3739978
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Patent number 3,739,978
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G06 - COMPUTING CALCULATING COUNTING
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3735921
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Patent number 3,735,921
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G06 - COMPUTING CALCULATING COUNTING
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3724366
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Patent number 3,724,366
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G06 - COMPUTING CALCULATING COUNTING
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3687361
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Patent number 3,687,361
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Issue date Aug 29, 1972
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G06 - COMPUTING CALCULATING COUNTING
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3650206
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Patent number 3,650,206
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G06 - COMPUTING CALCULATING COUNTING
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3621777
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Patent number 3,621,777
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Issue date Nov 23, 1971
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G06 - COMPUTING CALCULATING COUNTING
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3610518
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Patent number 3,610,518
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Issue date Oct 5, 1971
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G06 - COMPUTING CALCULATING COUNTING
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3594548
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Patent number 3,594,548
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Issue date Jul 20, 1971
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G06 - COMPUTING CALCULATING COUNTING
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3405793
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Patent number 3,405,793
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Issue date Oct 15, 1968
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G06 - COMPUTING CALCULATING COUNTING