-
Vacuum-indicating closure
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Patent number 4,957,211
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Issue date Sep 18, 1990
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American National Can Company
-
Len Ekkert
-
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Apparatus for making tamper-evident closures
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Patent number 4,881,892
-
Issue date Nov 21, 1989
-
American National Can Company
-
Charles A. Webster
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Linerless cap closure
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Patent number 4,878,589
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Issue date Nov 7, 1989
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American National Can Company
-
Charles Webster
-
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
-
Injection molding apparatus
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Patent number 4,599,064
-
Issue date Jul 8, 1986
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Landis Plastics, Inc.
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H. Richard Landis
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL