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Perforation hand punch
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Issue date Jan 29, 1991
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Heinz Brych
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G06 - COMPUTING CALCULATING COUNTING
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Coding assembly
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Hallmark Cargo Services, Inc.
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Donald M. Arnel
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G06 - COMPUTING CALCULATING COUNTING
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Portable punch
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Patent number 4,020,554
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Issue date May 3, 1977
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Eugene E. LaTourette
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G06 - COMPUTING CALCULATING COUNTING
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Patent number 3,980,866
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Issue date Sep 14, 1976
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David H. Blankenhorn
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G06 - COMPUTING CALCULATING COUNTING
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3910473
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Patent number 3,910,473
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Issue date Oct 7, 1975
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G06 - COMPUTING CALCULATING COUNTING
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3883055
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Patent number 3,883,055
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G06 - COMPUTING CALCULATING COUNTING
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3873011
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Patent number 3,873,011
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G06 - COMPUTING CALCULATING COUNTING
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3871576
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Patent number 3,871,576
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G06 - COMPUTING CALCULATING COUNTING
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3837251
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Patent number 3,837,251
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G06 - COMPUTING CALCULATING COUNTING
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3827628
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Patent number 3,827,628
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G06 - COMPUTING CALCULATING COUNTING
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3772950
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Patent number 3,772,950
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G06 - COMPUTING CALCULATING COUNTING
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3765603
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Patent number 3,765,603
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G06 - COMPUTING CALCULATING COUNTING
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3763313
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Patent number 3,763,313
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D03 - WEAVING
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3759442
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Patent number 3,759,442
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G06 - COMPUTING CALCULATING COUNTING
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3755656
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Patent number 3,755,656
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G06 - COMPUTING CALCULATING COUNTING
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3746839
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G06 - COMPUTING CALCULATING COUNTING
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3744310
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Patent number 3,744,310
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G06 - COMPUTING CALCULATING COUNTING
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3740726
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Patent number 3,740,726
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G06 - COMPUTING CALCULATING COUNTING
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3739346
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G06 - COMPUTING CALCULATING COUNTING
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3737868
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G06 - COMPUTING CALCULATING COUNTING
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3733466
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G06 - COMPUTING CALCULATING COUNTING
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3722792
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G06 - COMPUTING CALCULATING COUNTING
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3707262
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G06 - COMPUTING CALCULATING COUNTING
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3701470
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G06 - COMPUTING CALCULATING COUNTING
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3677453
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Patent number 3,677,453
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G06 - COMPUTING CALCULATING COUNTING
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3672055
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Patent number 3,672,055
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Issue date Jun 27, 1972
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G06 - COMPUTING CALCULATING COUNTING