Multi-functional protective fire-preventing highly effective fire gun
A multi-functional protective fire-preventing highly effective fire gun consists of a squirt body, a B washer, a water spray umbrella adjuster, an A washer and a spray head, wherein the external thread of the back end interface of the squirt body is connected with the internal thread of a squirt sea...
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| Format: | Patent |
| Sprache: | eng |
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| Online-Zugang: | Volltext bestellen |
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