Sreekanth

The Delphion Integrated View |
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US2078133 -
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Friedrich | ||||||||||||
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1937-04
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441/057: BUOYS, RAFTS, AND AQUATIC DEVICES; SWIMMING AID TO INCREASE STROKE EFFICIENCY; Hand attached, held, or worn; Having finger stalls (e.g., gloves) | ||||||||||||
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1 patent references this one
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