Document Type and Number:
Japanese Patent JPS4816723
Kind Code:
B1
Application Number:
JP2245066A
Publication Date:
May 24, 1973
Filing Date:
April 11, 1966
Export Citation:
International Classes:
B21D31/00; B29C33/00; B29C43/00; B29C59/04; B41C1/18; B44B3/04