ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
F42C0019100000 Percussion caps 1
F42C0019120000 electric 1
F42C0019140000 operable also in the percussion mode 1
F42C0021000000 Checking fuzes; Testing fuzes 1
F42C0099000000 Subject matter not provided for in other groups of this subclass 1
F42D BLASTING (fuses, e.g. fuse cords, C06C0005000000; blasting cartridges F42B0003000000) 1
F42D0001000000 Blasting methods or apparatus, e.g. for loading or tamping 1
F42D0001020000 Arranging blasting cartridges to form an assembly (adaptation of blasting cartridges therefor F42B0003020000) 1
F42D0001040000 Arrangements for ignition 1
F42D0001045000 Arrangements for electric ignition (dynamo-electric generators H02K) 1
F42D0001050000 Electric circuits for blasting 1
F42D0001055000 specially adapted for firing multiple charges with a time delay 1
F42D0001060000 Relative timing of multiple charges (F42D0001055000 takes precedence);; 1
F42D0001080000 Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor 1
F42D0001100000 Feeding explosives in granular or slurry form; Feeding explosives by pneumatic or hydraulic pressure 1