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 as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kb Pat Plasting KyfiledCriticalKb Pat Plasting Ky
Priority to FI880449ApriorityCriticalpatent/FI79686C/fi
Publication of FI880449A0publicationCriticalpatent/FI880449A0/fi
Priority to FI890332Aprioritypatent/FI86400C/fi
Priority to EP89300816Aprioritypatent/EP0327275A3/en
Priority to NO890401Aprioritypatent/NO171964C/no
Publication of FI880449ApublicationCriticalpatent/FI880449A/fi
Application grantedgrantedCritical
Publication of FI79686BpublicationCriticalpatent/FI79686B/fi
Publication of FI79686CpublicationCriticalpatent/FI79686C/fi
Priority to US07/600,146prioritypatent/US5494236A/en