Document Type and Number:
Japanese Patent JPS5652079
Kind Code:
Y2
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Application Number:
JP4951979U
Publication Date:
December 04, 1981
Filing Date:
April 13, 1979
Export Citation:
International Classes:
C14B7/00; B44C1/28; B44C3/02; C14C11/00; (IPC1-7): B44C1/28; C14C11/00