Granted Patent
Utility
US 5,783,510 · App. 08/671,546
Monolithic refractory composition wall
Inventors:
Otojiro Kida, Eri Suzuki, Yasushi Ono
Patented Case
View Patent ↗
Granted: Jul 21, 1998
Filed: Jun 27, 1996
Inventors
Otojiro Kida
Eri Suzuki
Yasushi Ono
Assignee (at issue)
ASAHI GLASS CO., LTD.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.