-
-
3880564
-
Patent number 3,880,564
-
Issue date Apr 29, 1975
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
3778036
-
Patent number 3,778,036
-
Issue date Dec 11, 1973
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
3255489
-
Patent number 3,255,489
-
Issue date Jun 14, 1966
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
2845656
-
Patent number 2,845,656
-
Issue date Aug 5, 1958
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
2645813
-
Patent number 2,645,813
-
Issue date Jul 21, 1953
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL