ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
E01B0003240000 Slabs; Blocks; Pot sleepers; Fastening tie-rods to them 1
E01B0003260000 combined with inserts of wood, artificial stone, or other material 1
E01B0003280000 made from concrete or from natural or artificial stone (manufacture B28) 1
E01B0003300000 Hollow sleepers 1
E01B0003320000 with armouring or reinforcement (hollow sleepers E01B0003300000) 1
E01B0003340000 with pre-tensioned armouring or reinforcement (pre-tensioned armouring or reinforcing elements E04C0005000000) 1
E01B0003360000 Composite sleepers 1
E01B0003380000 Longitudinal sleepers; Longitudinal sleepers integral or combined with tie-rods; Combined longitudinal and transverse sleepers; Layers of concrete supporting both rails 1
E01B0003400000 Slabs; Blocks; Pot sleepers; Fastening tie-rods to them 1
E01B0003420000 combined with inserts of wood or other material 1
E01B0003440000 made from other materials only if the material is essential 1
E01B0003460000 made from different materials (E01B0003260000, E01B0003420000 take precedence);; 1
E01B0003480000 Distance keepers or tie-rods for sleepers 1
E01B0005000000 Rails; Guard rails (manufacture of rails B21B); Distance-keeping means for them 1
E01B0005020000 Rails 1