Document Type and Number:
Japanese Patent JPS622300
Kind Code:
Y2
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Application Number:
JP2421880U
Publication Date:
January 20, 1987
Filing Date:
February 28, 1980
Export Citation:
International Classes:
F03B1/00; F03B15/04; F03B15/14; G05D9/12; (IPC1-7): F03B1/00
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