Granted Patent
Utility
US 4,846,431 · App. 07/128,686
Clamp for connecting modular furniture components
Inventor:
David C. Pflieger
Patented Case
View Patent ↗
Granted: Jul 11, 1989
Filed: Dec 10, 1987
Inventor
David C. Pflieger
Assignee (at issue)
Hamilton Industries
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.