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Spray head for cleaning walls of ships has detachable sealing ring attached to cup-shaped sleeve, so that it is held against the wall by reduced pressure during spraying
Spray head for cleaning walls of ships has detachable sealing ring attached to cup-shaped sleeve, so that it is held against the wall by reduced pressure during spraying
The spray head for cleaning the walls of ships has a sealing ring (9) attached to a cup-shaped sleeve (8), so that it is held against the wall by reduced pressure during spraying. The novelty is that the sealing ring is detachable.
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