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发明专利(13)犤51犦Int.Cl.7G01L9/08犤11犦公开号CN1250158AG01D21/02犤21犦申请号99111969.X犤22犦申请日1999.8.5犤43犦公开日2000.4.12犤30犦优先权犤32犦1998.8.5犤33犦JP犤31犦221376/1998犤32犦1999.2.12犤33犦JP犤31犦34062/1999犤32犦1999.2.24犤33犦JP犤31犦46223/19
Patents (13) 犦 51 犦 Int.Cl.7G01L9 / 08 犤 11 犦 Publication Number CN1250158AG01D21 / 02 犤 21 犦 Application No. 99111969.X 犤 22 犦 Application Date 1999.8.5 犤 43 犦 Publication Date 2000.4.12 犤 30 犦Priority 犤 32 犦 1998.8.5 犤 33 犦 JP 犤 31 犦 221376/1998 犤 32 犦 1999.2.12 犤 33 犦 JP 犤 31 犦 34062/1999 犤 32 犦 1999.2.24 犤 33 犦 JP 犤 31 犦 46223/19