Document Type and Number:
Japanese Patent JPS61174762
Kind Code:
U
Application Number:
JP6051785U
Publication Date:
October 30, 1986
Filing Date:
April 22, 1985
Export Citation:
International Classes:
B23K35/365; E03F3/06; G01C15/00; H01S3/02; (IPC1-7): H01S3/02; B23K35/365