ข้อมูลMulti-step processes for surface treatment of metallic material involving at least one process provided for in class C23 and at least one process covered by subclass C21D; or C22F; or class C25; (C23C0028000000 takes precedence);;


เวอร์ชั่นข้อมูล

เวอร์ชั่น รหัส / code คำอธิบาย / code name เครื่องมือ
1 C23F0017000000 Multi-step processes for surface treatment of metallic material involving at least one process provided for in class C23 and at least one process covered by subclass C21D; or C22F; or class C25; (C23C0028000000 takes precedence);; 29/09/2562