Granted Patent
Utility
US 4,887,649 · App. 07/201,688
Weft bobbin changer for a loom
Inventor:
Hubert P. van Mullekom
Patented Case
View Patent ↗
Granted: Dec 19, 1989
Filed: Jun 2, 1988
Inventor
Hubert P. van Mullekom
Assignee (at issue)
Sulzer Brothers Limited
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.