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Cap having expandable guarantee strip
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Patent number 5,248,050
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Issue date Sep 28, 1993
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Crown Cork AG
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Herwig Janousch
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Screw cap made of plastics material
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Patent number 5,197,621
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Issue date Mar 30, 1993
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Crown Cork AG
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Franz T. Bartl
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Sealing cap with a safety band
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Patent number 4,784,280
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Issue date Nov 15, 1988
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Crown Cork AG
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Hans-Werner Breuer
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Closure cap of plastic material
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Patent number 4,664,279
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Issue date May 12, 1987
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Crown Obrist AG
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Albert Obrist
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL