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Priority claimed from US00214438Aexternal-prioritypatent/US3817905A/en
Application filed by Stauffer Chemical CofiledCriticalStauffer Chemical Co
Priority to AT765474ApriorityCriticalpatent/AT331515B/en
Publication of ATA765474ApublicationCriticalpatent/ATA765474A/en
Application grantedgrantedCritical
Publication of AT331515BpublicationCriticalpatent/AT331515B/en