Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPH02144229
Kind Code:
U
Application Number:
JP5145689U
Publication Date:
December 06, 1990
Filing Date:
April 27, 1989
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
B21D45/04; (IPC1-7): B21D45/04
Domestic Patent References:
JPS60250838A1985-12-11
JPS6136335B21986-08-18



 
Previous Patent: JPH02144228

Next Patent: JPH02144230