Granted Patent
Utility
US 4,679,965 · App. 06/805,873
Method and apparatus for installing panels into recesses in the ground
Inventors:
Eberhard Glaser, Eberhard Beitinger
Patented Case
View Patent ↗
Granted: Jul 14, 1987
Filed: Dec 6, 1985
Inventors
Eberhard Glaser
Eberhard Beitinger
Assignee (at issue)
Ed. Zublin Aktiengesellschaft
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.