Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES1978235803UpriorityCriticalpatent/ES235803Y/en
Publication of ES235803UpublicationCriticalpatent/ES235803U/en
Application grantedgrantedCritical
Publication of ES235803YpublicationCriticalpatent/ES235803Y/en
Improved closure device, for laboratory vessels, of the type comprising a conical mouth and cap of a vitreous nature; characterized in that the ground surfaces of the stopper and the interior of the mouth are covered by a teflon projection in a superficial and immovable intimate connection determining a smooth and flexible closing surface. (Machine-translation by Google Translate, not legally binding)
ES1978235803U1978-05-031978-05-03
PERFECTED CLOSING DEVICE FOR LABORATORY CONTAINERS
ExpiredES235803Y
(en)