Document Type and Number:
Japanese Patent JPS5140291
Kind Code:
U
Application Number:
JP11259974U
Publication Date:
March 25, 1976
Filing Date:
September 20, 1974
Export Citation:
International Classes:
G09F13/24; E01F9/00; E01F13/00; E01F13/02; E01F13/04; G09F17/00; (IPC1-7): E01F9/00; E01F13/00; G09F17/00
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