CM Attachment
Produced by BOC in 1950s. When attached to the Minnitt Apparatus, it gave a few breaths of pure nitrous oxide before the normal gas/air mix was allowed.
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| CM Attachment | ||
| Produced by BOC in 1950s. When attached to the Minnitt Apparatus, it gave a few breaths of pure nitrous oxide before the normal gas/air mix was allowed. | ||
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