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Perpetual month display calendar
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Patent number 10,460,629
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Issue date Oct 29, 2019
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Javier Ken-San Yep Valencia
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Bag clip with date wheel
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Patent number 9,659,510
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Issue date May 23, 2017
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Progressive International Corporation
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Sul Gi Myoung
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Erasable loop scheduler
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Patent number 9,653,005
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Issue date May 16, 2017
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Richard J. Hogan
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Hanger date indicator device
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Patent number 9,601,037
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Issue date Mar 21, 2017
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Sarisa Denise Ransom
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Date indicating device
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Patent number 8,966,793
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Issue date Mar 3, 2015
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Thomas E. Custren
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Perpetual calendar
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Patent number 6,826,857
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Issue date Dec 7, 2004
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Anders Bachmann
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Multi-dimensional calendar
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Patent number 5,943,298
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Issue date Aug 24, 1999
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Flavia Goldson
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Perpetual calendar
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Patent number 5,732,490
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Issue date Mar 31, 1998
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Mainul H. Hydary
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Perpetual calendar
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Patent number 5,581,920
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Issue date Dec 10, 1996
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Mainul H. Hydary
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Multiple year calendar
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Patent number 5,485,692
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Issue date Jan 23, 1996
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Douglas D. Seely
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Calender formed from a cube puzzle
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Patent number 4,409,750
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Issue date Oct 18, 1983
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Ideal Toy Corporation
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Marvin A. Silbermintz
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Perpetual calendar
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Patent number 4,376,346
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Issue date Mar 15, 1983
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Milton T. Nelson
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Reminder card rack
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Patent number 3,983,649
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Issue date Oct 5, 1976
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Dale S. Ellis
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B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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Desk calendar
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Patent number 3,930,326
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Issue date Jan 6, 1976
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Anthony G. Rosa
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3909966
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Patent number 3,909,966
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Issue date Oct 7, 1975
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3810325
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Patent number 3,810,325
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Issue date May 14, 1974
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3785076
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Patent number 3,785,076
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Issue date Jan 15, 1974
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3765111
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Patent number 3,765,111
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Issue date Oct 16, 1973
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3738038
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Patent number 3,738,038
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Issue date Jun 12, 1973
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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3731415
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Patent number 3,731,415
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Issue date May 8, 1973
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3604135
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Patent number 3,604,135
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Issue date Sep 14, 1971
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3531885
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Patent number 3,531,885
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Issue date Oct 6, 1970
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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3468048
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Patent number 3,468,048
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Issue date Sep 23, 1969
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3462868
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Patent number 3,462,868
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Issue date Aug 26, 1969
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3333356
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Patent number 3,333,356
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Issue date Aug 1, 1967
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS