Document Type and Number:
Japanese Patent JPS5615519
Kind Code:
Y2
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Application Number:
JP6405775U
Publication Date:
April 10, 1981
Filing Date:
May 12, 1975
Export Citation:
International Classes:
F27D13/00; F27D11/06; F27D17/00; (IPC1-7): F27D13/00; F27D17/00