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Method for elimination of hazardous emissions from bottom of oceans, seas, lakes and conservation reservoirs
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Method of fastening number on sportsman uniform
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Fishing gaff by sumenkov
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Fish trap
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Bottom reference mark for installation on soft ground of water bodies
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Method of creating global reference network at bottom of oceans, seas, lakes and water reservoirs
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Bottom reference mark (amplitude amplifier for infrasound waves at bottom of oceans, seas, lakes and storage ponds)
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Bottom reference mark
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Method of guiding submarines
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Demersal reference point
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Non-engaging spoon-bait
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Fishing harpoon
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