Document Type and Number:
Japanese Patent JPS5037737
Kind Code:
Y2
Application Number:
JP2214872U
Publication Date:
November 01, 1975
Filing Date:
February 24, 1972
Export Citation:
International Classes:
E02D29/12; A47L13/52; A47L17/06; A47L25/00; B08B1/00; E03F9/00; (IPC1-7): E03F9/00; A47L13/52; A47L17/06