Belt worn self rescuer (Underground Mine and Shaft Works)
A belt worn self rescuer: a sealed steel canister in a carrier with a banded seal, a release catch, an instruction label and a belt strap.
- 格式
- GLB
- 文件大小
- 18 KB
- 三角面
- 312
- 许可
- CC0 1.0
A belt worn self rescuer: a sealed steel canister in a carrier with a banded seal, a release catch, an instruction label and a belt strap.