Document Type and Number:
Japanese Patent JPS4920118
Kind Code:
Y1
Application Number:
JP11657269U
Publication Date:
May 29, 1974
Filing Date:
December 08, 1969
Export Citation:
International Classes:
G01D5/244; G01D5/12; G01D5/249; (IPC1-7): G01D5/249; G01D5/12