Document Type and Number:
Japanese Patent JPS5226939
Kind Code:
Y2
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Application Number:
JP7976672U
Publication Date:
June 18, 1977
Filing Date:
July 07, 1972
Export Citation:
International Classes:
G01J5/02; G01P1/02; G01P3/44; G01P3/486; (IPC1-7): G01P1/02