Granted Patent
Utility
US 4,283,887 · App. 05/844,401
Solar heliostat enclosure, enclosure foundation and installation method and machine therefor
Inventors:
Richard H. Horton, John J. Zdeb
Patented Case
View Patent ↗
Granted: Aug 18, 1981
Filed: Oct 21, 1977
Inventors
Richard H. Horton
John J. Zdeb
Assignee (at issue)
General Electric 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.