Granted Patent
Utility
US 4,787,414 · App. 07/087,419
Fuel control valve construction, parts therefor and methods of making the same
Patented Case
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Granted: Nov 29, 1988
Filed: Aug 20, 1987
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.