Document Type and Number:
Japanese Patent JPS5725130
Kind Code:
Y2
Application Number:
JP3689777U
Publication Date:
May 31, 1982
Filing Date:
March 26, 1977
Export Citation:
International Classes:
G01B3/30; G01B3/32; G01B5/00; G01B5/14; (IPC1-7): G01B5/14; G01B5/00