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发明名称
DISPOSITIVO MECCANICO PER L IMMISSIONE DI GAS IN LIQUIDI IN GENERE ED IN PARTICOLARE PER ARRICCHIRE DI OSSIGENO AT MOSFERICO IQUAMI IN IMPIANTI DI DEPURAZIONE BIOLOGICA
摘要
申请公布号
IT1031253(B)
申请公布日期
1979.04.30
申请号
IT19750019708
申请日期
1975.01.29
申请人
BELOTTI FEDERICO
发明人
分类号
(IPC1-7):C02C/
主分类号
(IPC1-7):C02C/
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