Granted Patent
Utility
US 4,554,616 · App. 06/627,047
Protective shield for external electrical parts of a control arrangement and the combination thereof
Inventor:
Harold A. McIntosh
Patented Case
View Patent ↗
Granted: Nov 19, 1985
Filed: Jul 2, 1984
Inventor
Harold A. McIntosh
Assignee (at issue)
ROBERTSHAW CONTROLS PRIVATE 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.