Document Type and Number:
Japanese Patent JPS56138338
Kind Code:
U
Application Number:
JP3710880U
Publication Date:
October 20, 1981
Filing Date:
March 21, 1980
Export Citation:
International Classes:
G08B17/00; G01K11/00; G01K11/12; G02B6/02; (IPC1-7): G01K11/00; G02B5/16; G08B17/00
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