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Application filed by American Flange & MfgfiledCriticalAmerican Flange & Mfg
Priority to FI47963ApriorityCriticalpatent/FI47071C/fi
Publication of FI47071BpublicationCriticalpatent/FI47071B/fi
Application grantedgrantedCritical
Publication of FI47071CpublicationCriticalpatent/FI47071C/fi