| 3016831 | Surface wave generator | |||
| 2926604 | Explosion propagating device | |||
| 2837996 | Explosive charge | |||
| 2760434 | Explosive | |||
| 2586801 | Incendiary bomb | |||
| 2448648 | Solar water heater | |||
| 2247169 | Blasting shell for surface blasting | |||
| 2245751 | Fastening device | |||
| 2026454 | Locking disk | |||
| 1767182 | Blasting cartridge with cover and process of production |