Granted Patent
Utility
US 4,181,165 · App. 05/894,029
Manufacture of golf club heads
Inventor:
John Ramsay
Patented Case
View Patent ↗
Granted: Jan 1, 1980
Filed: Apr 6, 1978
Inventor
John Ramsay
Assignee (at issue)
True Temper Corporation
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.