Document Type and Number:
Japanese Patent JPS489020
Kind Code:
Y1
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Application Number:
JP6614868U
Publication Date:
March 09, 1973
Filing Date:
August 02, 1968
Export Citation:
International Classes:
F04C11/00; F04B49/00; F16N25/04; (IPC1-7): F16N25/04; F04B49/00; F04C1/06
Next Patent: VACUUM CLEANER