Document Type and Number:
Japanese Patent JPS55176494
Kind Code:
U
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Application Number:
JP7531579U
Publication Date:
December 18, 1980
Filing Date:
June 02, 1979
Export Citation:
International Classes:
F04B39/16; B01D5/00; B01D53/26; (IPC1-7): F04B39/16; B01D53/26