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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0487720
Kind Code:
U
Application Number:
JP13070190U
Publication Date:
July 30, 1992
Filing Date:
November 30, 1990
Export Citation:
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International Classes:
F24F7/00; B01D46/42; (IPC1-7): B01D46/42; F24F7/00
Domestic Patent References:
JPH02184312A1990-07-18
JPH02184314A1990-07-18
JP47072369A
JPS6090631A1985-05-21