Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4998219
Kind Code:
U
Application Number:
JP14488672U
Publication Date:
August 23, 1974
Filing Date:
December 16, 1972
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
E04F21/30; (IPC1-7): E04F21/30



 
Previous Patent: JPS4998218

Next Patent: JPS4998220