Granted Patent
Utility
US 6,665,579 · App. 10/148,632
Control method for bar material feeder of NC lathe and NC lathe
Inventors:
Yasuhiro Sasaki, Tadashi Fujinawa
Patented Case
View Patent ↗
Granted: Dec 16, 2003
Filed: Jun 4, 2002
Inventors
Yasuhiro Sasaki
Tadashi Fujinawa
Assignee (at issue)
CITIZEN WATCH 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.