Document Type and Number:
Japanese Patent JPS56145491
Kind Code:
U
Application Number:
JP4369980U
Publication Date:
November 02, 1981
Filing Date:
March 31, 1980
Export Citation:
International Classes:
D06F49/04; B04B7/06; B04B9/10; (IPC1-7): D06F49/04; B04B9/10