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FRAME FOR TOWING CRAWL AND CRAWL HAVING FRAME FOR TOWING CRAWL
FRAME FOR TOWING CRAWL AND CRAWL HAVING FRAME FOR TOWING CRAWL
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机译:牵引车架和牵引车牵引车架
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摘要
PURPOSE:To provide the frame free from collapse or deformation of crawl body even in towing a crawl kept in a state housing fishes. CONSTITUTION:Frame bodies 1 formed by connecting ladder-like frame members 3 and formed in cylindrical shape in forms corresponding to or slightly larger than each form of front face and rear face in the towing direction of a crawl body 2 made of net and simultaneously formed in lattice shape when viewed in the front are arranged in the front and the rear in the towing direction of the crawl body 2 made of net.
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