Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPH02120739
Kind Code:
U
Application Number:
JP3070289U
Publication Date:
September 28, 1990
Filing Date:
March 16, 1989
Export Citation:
Click for automatic bibliography generation   Help
International Classes:
H01J9/46; H01J9/20; (IPC1-7): H01J9/20; H01J9/46



 
Previous Patent: JPH02120738

Next Patent: PICTURE RECORDER