Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority to EP90440046.2 priority Critical Priority to EP90440046 priority Priority to US69601691A priority Priority to US07/775,202 priority patent/US5232753A/en Application filed by Cristalleries de Baccarat Cie filed Critical Cristalleries de Baccarat Cie Priority to US08/040,639 priority patent/US5308652A/en Assigned to COMPAGNIE DES CRISTALLERIES DE BACCARAT reassignment COMPAGNIE DES CRISTALLERIES DE BACCARAT ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Original Assignee Cristalleries de Baccarat Cie Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US08/040,639 Inventor Gerard Cornier Current Assignee (The listed assignees may be inaccurate. Google Patents Process for treating lead glass to form a lead diffusion barrier in the surface thereofÄownload PDF Info Publication number US5308652A US5308652A US08/040,639 US4063993A US5308652A US 5308652 A US5308652 A US 5308652A US 4063993 A US4063993 A US 4063993A US 5308652 A US5308652 A US 5308652A Authority US United States Prior art keywords lead glass slip article ions Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US5308652A - Process for treating lead glass to form a lead diffusion barrier in the surface thereof US5308652A - Process for treating lead glass to form a lead diffusion barrier in the surface thereof
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