Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5639206
Kind Code:
B2
Application Number:
JP9182077A
Publication Date:
September 11, 1981
Filing Date:
July 29, 1977
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
A47L23/20; A47B61/04; F24D15/00