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Method of dental treatment
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Patent number 5,035,621
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Issue date Jul 30, 1991
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Mead Corporation
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Peter Gottschalk
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Vinyl developer resins
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Patent number 5,008,237
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Issue date Apr 16, 1991
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The Mead Corporation
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Rong-Chang Liang
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Vinyl developer resins
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Patent number 4,877,767
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Issue date Oct 31, 1989
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The Mead Corporation
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Rong-Chang Liang
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Transfer imaging system
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Patent number 4,777,108
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Issue date Oct 11, 1988
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The Mead Corporation
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Paul C. Adair
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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