Document Type and Number:
Japanese Patent JPH02112976
Kind Code:
U
Application Number:
JP2177489U
Publication Date:
September 10, 1990
Filing Date:
February 23, 1989
Export Citation:
International Classes:
G01N35/10; F04B53/00; G01N30/32; G01N35/08; (IPC1-7): F04B21/00; G01N30/32; G01N35/06; G01N35/08