Document Type and Number:
Japanese Patent JPS57140921
Kind Code:
U
Application Number:
JP2837081U
Publication Date:
September 03, 1982
Filing Date:
February 28, 1981
Export Citation:
International Classes:
E04D15/00; B23D29/02; B26B27/00; (IPC1-7): B23D29/02; B26B27/00; E04D15/00