-
-
-
-
Replication of information carriers
-
Patent number 4,968,370
-
Issue date Nov 6, 1990
-
Hallmark Cards, Incorporated
-
John B. Watkins
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
Image transfer tool
-
Patent number 4,923,572
-
Issue date May 8, 1990
-
Hallmark Cards, Incorporated
-
John Watkins
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
Replication of information carriers
-
Patent number 4,790,893
-
Issue date Dec 13, 1988
-
Hallmark Cards, Inc.
-
John B. Watkins
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
Laminated insulated hot drink cup
-
Patent number 4,261,501
-
Issue date Apr 14, 1981
-
Hallmark Cards Incorporated
-
John B. Watkins
-
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL