Granted Patent
Utility
US 4,729,634 · App. 06/697,677
Reflective head-up display
Inventor:
Peter E. Raber
Patented Case
View Patent ↗
Granted: Mar 8, 1988
Filed: Feb 4, 1985
Inventor
Peter E. Raber
Assignee (at issue)
UNITED TECHNOLOGIES CORPORATION
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.