Granted Patent
Utility
US 4,665,613 · App. 06/839,635
Apparatus for forming a row of coupling elements for slide fastener
Inventor:
Yasuhiko Matsuda
Patented Case
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Granted: May 19, 1987
Filed: Mar 14, 1986
Inventor
Yasuhiko Matsuda
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.