Document Type and Number:
Japanese Patent JPH01144801
Kind Code:
U
Application Number:
JP4026888U
Publication Date:
October 04, 1989
Filing Date:
March 29, 1988
Export Citation:
International Classes:
G01B5/20; B21D1/12; G01B5/00; G01B21/00; G01B21/20; (IPC1-7): G01B5/20; B21D1/12; G01B21/20