PATLY.AIApplication
18959649 · INVENTION RELATES TO STRATUM VENTILATION SYSTEMS WITH ANNULAR AIR INLET AND AIR SUPPLY METHOD
Filed 2024-11-26 · Pending The official file ↗ · Art unit OPAP · Examiner Docket Central Easy · CPC F24F 7/06 · Xi’an University of Architecture and Technology · LEONG C. LEI
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