Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPS547740
Kind Code:
B1
Application Number:
JP1589171A
Publication Date:
April 10, 1979
Filing Date:
March 19, 1971
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
B23K9/12; B23K9/28; (IPC1-7): B23K9/12; B23K9/28



 
Next Patent: BOOKROOM