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Printing press
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Patent number 4,031,822
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Issue date Jun 28, 1977
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Roy P. Wilson
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3696740
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Patent number 3,696,740
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Issue date Oct 10, 1972
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3410205
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Patent number 3,410,205
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Issue date Nov 12, 1968
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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2288800
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Patent number 2,288,800
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Issue date Jul 7, 1942
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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1328534
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Patent number 1,328,534
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Issue date Jan 20, 1920
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS