Document Type and Number:
Japanese Patent JPS5220945
Kind Code:
Y1
Application Number:
JP4518068U
Publication Date:
May 13, 1977
Filing Date:
May 30, 1968
Export Citation:
International Classes:
A61H9/00; A61H23/00; A61H23/04; A61H33/00; A61H37/00; (IPC1-7): A61H23/04; A61H33/00; A61H37/00