ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
G11B0005004000 Recording on, or reproducing or erasing from, magnetic drums (G11B0019000000 takes precedence);; 1
G11B0005008000 Recording on, or reproducing or erasing from, magnetic tapes or wires (G11B0015000000 takes precedence);; 1
G11B0005012000 Recording on, or reproducing or erasing from, magnetic discs (G11B0017000000, G11B0019000000 take precedence);; 1
G11B0005016000 using magnetic foils 1
G11B0005020000 Recording, reproducing or erasing methods; Read, write or erase circuits therefor 1
G11B0005024000 Erasing 1
G11B0005027000 Analogue recording 1
G11B0005030000 Biasing 1
G11B0005035000 Equalising 1
G11B0005090000 Digital recording 1
G11B0005100000 Structure or manufacture of housings or shields for heads 1
G11B0005105000 Mounting of head within housing 1
G11B0005110000 Shielding of head against electric or magnetic fields 1
G11B0005115000 Shielding device arranged between heads or windings (G11B0005290000 takes precedence);; 1
G11B0005127000 Structure or manufacture of heads, e.g. inductive 1