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Priority claimed from US00274687Aexternal-prioritypatent/US3831640A/en
Application filed by Crompton & Knowles CorpfiledCriticalCrompton & Knowles Corp
Priority to IN1671/CAL/75ApriorityCriticalpatent/IN139865B/en
Publication of IN139865BpublicationCriticalpatent/IN139865B/en