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Application filed by Malcolm Leonard Stephen DeanfiledCriticalMalcolm Leonard Stephen Dean
Priority to NZ21476186ApriorityCriticalpatent/NZ214761A/en
Priority to NZ21663486Aprioritypatent/NZ216634A/en
Priority to AU67111/87Aprioritypatent/AU595569B2/en
Publication of NZ214761ApublicationCriticalpatent/NZ214761A/en