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Donald C. Lundgren
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Columbia, MD, US
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last 30 patents
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Patent Grant
Apparatus for coating paperboard containers
Patent number
5,456,754
Issue date
Oct 10, 1995
Sweetheart Cup Company Inc.
Derek S. Matheson
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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Patent Grant
Methods for coating paper board containers
Patent number
5,281,446
Issue date
Jan 25, 1994
Sweetheart Cup Company Inc.
Derek S. Matheson
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
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Patent Grant
Wax-coated paperboard containers
Patent number
5,078,313
Issue date
Jan 7, 1992
Sweetheart Cup Company Inc.
Derek S. Matheson
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD