Document Type and Number:
Japanese Patent JPS4949220
Kind Code:
B1
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Application Number:
JP5109369A
Publication Date:
December 26, 1974
Filing Date:
June 30, 1969
Export Citation:
International Classes:
D06B3/02; D01B3/00; D06B5/04; D06B21/00; D06B23/00; (IPC1-7): D01F3/40