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Priority claimed from US410263Aexternal-prioritypatent/US3385738A/en
Priority claimed from US410294Aexternal-prioritypatent/US3397090A/en
Priority claimed from US410262Aexternal-prioritypatent/US3391031A/en
Priority claimed from US410296Aexternal-prioritypatent/US3404043A/en
Priority claimed from US410286Aexternal-prioritypatent/US3380858A/en
Application filed by Chemical Corp HookerfiledCriticalChemical Corp Hooker
Publication of BR6574697D0publicationCriticalpatent/BR6574697D0/pt