Document Type and Number:
Japanese Patent JPH0322531
Kind Code:
U
Application Number:
JP8219889U
Publication Date:
March 08, 1991
Filing Date:
July 14, 1989
Export Citation:
International Classes:
B01L1/00; B01L7/04; (IPC1-7): B01L1/00; B01L11/02
Next Patent: JPH0322532