Document Type and Number:
Japanese Patent JPS4859356
Kind Code:
U
Application Number:
JP10257871U
Publication Date:
July 27, 1973
Filing Date:
November 05, 1971
Export Citation:
International Classes:
C02F3/00; B63B29/16; B63J4/00; (IPC1-7): C02C1/14; B63B29/16