Document Type and Number:
Japanese Patent JPS5541221
Kind Code:
Y2
Application Number:
JP1119075U
Publication Date:
September 26, 1980
Filing Date:
January 23, 1975
Export Citation:
International Classes:
A61H39/04; A61H7/00; A61H9/00; (IPC1-7): A61H9/00; A61H7/00