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Tempus publicationis: Oct-XXV-MMXXIV

Praecedens: Introductio Machinae Tuborum Ferrearum Cylindris Communibus (3) - ZTZG

Deinde: Introductio ad Novam Technologiam (1) Linea Productionis Tuborum Rotundorum - ZTFⅢB-ZTZG