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Magnetic domain drawing apparatus
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Patent number 11,331,932
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Issue date May 17, 2022
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Ulsan National Institute of Science and Technology
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Ki-Suk Lee
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Finger driver and printer
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Patent number 5,239,318
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Issue date Aug 24, 1993
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Delphax Systems
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Eric Vannerson
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G06 - COMPUTING CALCULATING COUNTING
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Electrostatic recording head
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Patent number 4,785,318
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Issue date Nov 15, 1988
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Olympus Optical Co., Ltd.
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Masaji Nishikawa
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Electrographic writing head
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Patent number 4,588,997
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Issue date May 13, 1986
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Xerox Corporation
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Hsing C. Tuan
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3903594
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Patent number 3,903,594
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Issue date Sep 9, 1975
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3870257
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Patent number 3,870,257
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Issue date Mar 11, 1975
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3732573
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Patent number 3,732,573
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Issue date May 8, 1973
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3551661
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Patent number 3,551,661
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Issue date Dec 29, 1970
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3465359
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Patent number 3,465,359
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Issue date Sep 2, 1969
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3465360
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Patent number 3,465,360
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Issue date Sep 2, 1969
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G06 - COMPUTING CALCULATING COUNTING
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3188649
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Patent number 3,188,649
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Issue date Jun 8, 1965
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G06 - COMPUTING CALCULATING COUNTING