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Thomas B. Garrett
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Lititz, PA, US
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last 30 patents
Information
Patent Grant
Optical storage system having expanded capacity
Patent number
4,780,383
Issue date
Oct 25, 1988
Armstrong World Industries, Inc.
Thomas B. Garrett
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
3-Substituted-7-dialkylamino-spiro(2H-1-benzopyran-2,3'-(3H)-naphth...
Patent number
4,384,094
Issue date
May 17, 1983
Armstrong World Industries, Inc.
John E. Herweh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
3-Substituted-7-alkoxy-spiro(2H-1-benzopyran-2,3'-(3H)-naphtho(2,1-...
Patent number
4,382,134
Issue date
May 3, 1983
Armstrong World Industries, Inc.
John E. Herweh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
3-Substituted-7-alkoxy-2,2'-Spirobi[2H-1-benzopyrans]
Patent number
4,348,508
Issue date
Sep 7, 1982
Armstrong World Industries, Inc.
John E. Herweh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for fixing photo-induced colored derivatives of spiropyrans...
Patent number
4,346,186
Issue date
Aug 24, 1982
Armstrong World Industries, Inc.
Thomas B. Garrett
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
7-Dimethylamino-3-substituted-2,2'-spirobi[2H-1-benzopyrans]
Patent number
4,342,696
Issue date
Aug 3, 1982
Armstrong World Industries, Inc.
Thomas B. Garrett
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalytic process for the preparation of phosphazene polymers
Patent number
4,116,891
Issue date
Sep 26, 1978
Armstrong Cork Company
Ronald L. Dieck
C01 - INORGANIC CHEMISTRY