Granted Patent
Utility
US 4,736,880 · App. 06/927,099
Punch assembly for garment fastener attaching apparatus
Inventor:
Toshiaki Sodeno
Patented Case
View Patent ↗
Granted: Apr 12, 1988
Filed: Nov 5, 1986
Inventor
Toshiaki Sodeno
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.