Document Type and Number:
Japanese Patent JPS5338448
Kind Code:
Y2
Application Number:
JP2372272U
Publication Date:
September 18, 1978
Filing Date:
February 26, 1972
Export Citation:
International Classes:
G01B13/00; F15B5/00; G01V9/00; (IPC1-7): G01D21/04; G01B13/00