Granted Patent
Utility
US 5,014,465 · App. 07/415,729
Adjusting device for use in work-well attachment mounted on stile
Inventors:
Masayoshi Ishikawa, Masami Takemura
Patented Case
View Patent ↗
Granted: May 14, 1991
Filed: Oct 2, 1989
Inventors
Masayoshi Ishikawa
Masami Takemura
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.