Document Type and Number:
Japanese Patent JPS5749249
Kind Code:
U
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Application Number:
JP12433080U
Publication Date:
March 19, 1982
Filing Date:
September 03, 1980
Export Citation:
International Classes:
G01F23/292; G01F23/00; G03G15/08; (IPC1-7): G03G15/08; G01F23/00