ข้อมูลRecording on, or reproducing from, the same record carrier wherein for these two operations the methods or means are covered by different main groups of groups ; G11B0003000000-G11B0007000000; or by different subgroups of group G11B0009000000; Record carriers therefor

เวอร์ชั่นข้อมูล

เวอร์ชั่น รหัส / code คำอธิบาย / code name เครื่องมือ
1 G11B0011000000 Recording on, or reproducing from, the same record carrier wherein for these two operations the methods or means are covered by different main groups of groups ; G11B0003000000-G11B0007000000; or by different subgroups of group G11B0009000000; Record carriers therefor 29/09/2562