Document Type and Number:
Japanese Patent JPS5241501
Kind Code:
Y2
Application Number:
JP11565974U
Publication Date:
September 20, 1977
Filing Date:
September 24, 1974
Export Citation:
International Classes:
B01D35/027; A47K3/00; A47L25/00; (IPC1-7): A47K3/00
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