Document Type and Number:
Japanese Patent JPH03123281
Kind Code:
U
Application Number:
JP3205690U
Publication Date:
December 16, 1991
Filing Date:
March 28, 1990
Export Citation:
International Classes:
G01S7/02; G01S7/285; G01S13/02; (IPC1-7): G01S7/285; G01S7/02; G01S13/02