APPLIANCE FOR MASKING TRENCHES AND COMMUNICATION TRENCHES
An appliance for masking trenches and communication trenches has rigid base, elastic coating and masking material placed on base. The base is made of poles laid in 10-15 cm, coating - as tank made of water-impermeable elastic material with yielding sides with possibility take arbitrary masking form...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | An appliance for masking trenches and communication trenches has rigid base, elastic coating and masking material placed on base. The base is made of poles laid in 10-15 cm, coating - as tank made of water-impermeable elastic material with yielding sides with possibility take arbitrary masking form at contact with earth, and masking material - as water layer. |
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