Granted Patent
Utility
US 4,632,045 · App. 06/837,602
Slider-moving unit in apparatus for sewing a slide fastener to a pair of fabric pieces
Inventor:
Hiroshi Yoshioka
Patented Case
View Patent ↗
Granted: Dec 30, 1986
Filed: Mar 7, 1986
Inventor
Hiroshi Yoshioka
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.