Document Type and Number:
Japanese Patent JPH0521857
Kind Code:
Y2
Application Number:
JP19245587U
Publication Date:
June 04, 1993
Filing Date:
December 18, 1987
Export Citation:
International Classes:
B65H81/06; H01F41/06; H01F41/12; (IPC1-7): H01F41/12
Next Patent: JPH0521858