Document Type and Number:
Japanese Patent JPS5148475
Kind Code:
Y2
Application Number:
JP11526871U
Publication Date:
November 22, 1976
Filing Date:
December 07, 1971
Export Citation:
International Classes:
E03F5/10; B21D37/04; B30B15/02; C02F1/00; C02F3/00; E02B5/00; E02B9/00; (IPC1-7): C02C1/00; E02B9/00