Granted Patent
Utility
US 4,285,268 · App. 05/861,705
Automatic sequencing valve and system
Inventor:
Harry C. Deckler
Patented Case
View Patent ↗
Granted: Aug 25, 1981
Filed: Dec 19, 1977
Inventor
Harry C. Deckler
Assignee (at issue)
White Farm Equipment Company
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.