Document Type and Number:
Japanese Patent JPS5381467
Kind Code:
U
Application Number:
JP16453076U
Publication Date:
July 06, 1978
Filing Date:
December 08, 1976
Export Citation:
International Classes:
B21D39/06; B21D53/06; F28F9/16; (IPC1-7): F28F9/16; B21D53/06