Granted Patent
Utility
US 4,185,517 · App. 05/761,200
Control devices
Inventors:
John G. Gill, James F. Hemens
Patented Case
View Patent ↗
Granted: Jan 29, 1980
Filed: Jan 21, 1977
Inventors
John G. Gill
James F. Hemens
Assignee (at issue)
Teleflex Morse 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.