Document Type and Number:
Japanese Patent JPS4841946
Kind Code:
A
Application Number:
JP7810071A
Publication Date:
June 19, 1973
Filing Date:
October 05, 1971
Export Citation:
International Classes:
B63B9/06; B23K9/00; B23K37/04; B63B9/00; (IPC1-7): B23K37/04