Granted Patent
Utility
US 4,873,847 · App. 07/261,932
Apparatus for dyeing a fabric material
Inventors:
Tomoaki Kasai, Seizo Sekiguchi
Patented Case
View Patent ↗
Granted: Oct 17, 1989
Filed: Oct 25, 1988
Inventors
Tomoaki Kasai
Seizo Sekiguchi
Assignee (at issue)
Yoshida Kogyo K.K.
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.