Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method of manufacturing a flat-type fluorescent display tube

Method of manufacturing a flat-type fluorescent display tube

US Patent 4449949 · Granted May 22, 1984

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for producing carbonaceous powder for electrorheological fluid1994
Process for making fluorescent display device1987
Method of producing carbon materials1987
Method of manufacturing a fluorescent display apparatus1983
Method of manufacturing a control grid for fluorescent display tube1983