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Pneumatic flagpole
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Patent number 12,002,382
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Issue date Jun 4, 2024
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Air Flag International, LLC
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Michael M. Hayes
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Flag-blowing flagpole assembly
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Patent number 9,280,922
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Issue date Mar 8, 2016
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Nickenson R. Chery
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Kinetic banner display
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Patent number 5,070,809
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Issue date Dec 10, 1991
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David W. Fox
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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3798816
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Patent number 3,798,816
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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2619349
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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1777933
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Issue date Oct 7, 1930
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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1725250
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Patent number 1,725,250
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Issue date Aug 20, 1929
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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1660341
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Patent number 1,660,341
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Issue date Feb 28, 1928
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS