Title:
【考案の名称】水深別汚濁度判別装置
Document Type and Number:
Japanese Patent JP3046439
Kind Code:
U
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Inventors:
Toshihisa Masuo
Application Number:
JP748897U
Publication Date:
March 10, 1998
Filing Date:
August 22, 1997
Export Citation:
Assignee:
Masuo Nishiichiro
International Classes:
(IPC1-7): B01D17/12; B01D17/028; C02F1/40; G01N15/06
Attorney, Agent or Firm:
Harada Shinichi