Document Type and Number:
Japanese Patent JPS4887836
Kind Code:
U
Application Number:
JP1019272U
Publication Date:
October 24, 1973
Filing Date:
January 24, 1972
Export Citation:
International Classes:
E02B7/20; E02B7/26; G01D5/42; G01D7/02; (IPC1-7): E02B7/20