Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0529380
Kind Code:
B2
Inventors:
SHIMIZU MASAO
TAKEHIRA KATSUOMI
HAYAKAWA TAKASHI
ORITA HIDEO
Application Number:
JP7272788A
Publication Date:
April 30, 1993
Filing Date:
March 25, 1988
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
KOGYO GIJUTSUIN
International Classes:
C07B61/00; B01J23/28; B01J27/19; C07C45/00; C07C46/06; C07C50/02; C07C67/00