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Tamper indicating package
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Patent number 5,611,446
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Issue date Mar 18, 1997
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Owens-Illinois Closure Inc.
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Keith W. Ingram
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Tamper indicating package
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Patent number 5,462,184
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Issue date Oct 31, 1995
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Owens-Illinois Closure Inc.
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Keith W. Ingram
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Tamper indicating package
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Patent number 5,310,069
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Issue date May 10, 1994
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Owens-Illinois Closure Inc.
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Keith W. Ingram
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Tamper indicating package
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Patent number 5,090,788
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Issue date Feb 25, 1992
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Owens-Illinois Closure Inc.
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Keith W. Ingram
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL