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Application filed by Wallace & Tiernan IncfiledCriticalWallace & Tiernan Inc
Priority to FI17069ApriorityCriticalpatent/FI56530C/en
Publication of FI56530BpublicationCriticalpatent/FI56530B/en
Application grantedgrantedCritical
Publication of FI56530CpublicationCriticalpatent/FI56530C/en