Granted Patent
Utility
US 4,324,518 · App. 06/057,341
Dish compensating flush head fastener
Inventor:
Richard D. Dixon
Patented Case
View Patent ↗
Granted: Apr 13, 1982
Filed: Jul 13, 1979
Inventor
Richard D. Dixon
Assignee (at issue)
Huck Manufacturing Co.
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.