Document Type and Number:
Japanese Patent JPS5221619
Kind Code:
Y2
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Application Number:
JP4179073U
Publication Date:
May 18, 1977
Filing Date:
April 09, 1973
Export Citation:
International Classes:
F16K11/052; F16K11/04; F16K35/02; G05G5/00; G05G5/06; (IPC1-7): F16K11/04; G05G5/06