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4 results returnedList of permissible self-contained oxygen breathing apparatus, gas masks, and hose masks
List of permissible self-contained oxygen breathing apparatus, gas masks, and hose masks
List of respiratory protective devices approved by the U.S. Bureau of Mines
Published Year
Subject
- Breathing apparatus (4)
- Respirators (Medical equipment) (4) *
- Gas masks (3)
- Mine rescue work--Equipment and supplies (2)
- Self-contained self-rescuer (Mine rescue equipment) (2)
- Mineral industries--Safety measures (1)
Author
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