![]() 238000007796 conventional method Methods 0.000 description 4.238000004642 transportation engineering Methods 0.000 claims description 3.238000011144 upstream manufacturing Methods 0.000 claims abstract description 13.239000004576 sand Substances 0.000 title claims abstract description 84.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Individual filed Critical Individual Priority to JP2004085704A priority Critical patent/JP2005240528A/en Publication of JP2005240528A publication Critical patent/JP2005240528A/en Status Pending legal-status Critical Current Links Original Assignee Individual Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Inventor Tadao Hirokawa 忠夫 廣川 Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Pending Application number JP2004085704A Other languages Japanese ( ja) ![]() Google Patents JP2005240528A - Device for conveying earth and sand and the like to high location JP2005240528A - Device for conveying earth and sand and the like to high location
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