Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5531893
Kind Code:
U
Application Number:
JP11619378U
Publication Date:
February 29, 1980
Filing Date:
August 23, 1978
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
E02B7/22; E02B7/26; E02B8/04; (IPC1-7): E02B7/22; E02B7/26
Domestic Patent References:
JP41005702A
JP37011182A
JP53108134B